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-rw-r--r--tests/assembly-llvm/dwarf-mixed-versions-lto.rs7
-rw-r--r--tests/codegen-llvm/const-vector.rs2
-rw-r--r--tests/debuginfo/basic-types-globals-metadata.rs7
-rw-r--r--tests/debuginfo/basic-types-globals.rs7
-rw-r--r--tests/debuginfo/by-value-non-immediate-argument.rs1
-rw-r--r--tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-abort.mir6
-rw-r--r--tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-unwind.mir6
-rw-r--r--tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-abort.mir6
-rw-r--r--tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-unwind.mir6
-rw-r--r--tests/mir-opt/matches_reduce_branches.foo.MatchBranchSimplification.diff2
-rw-r--r--tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-abort.mir4
-rw-r--r--tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-unwind.mir4
-rw-r--r--tests/mir-opt/pre-codegen/matches_macro.issue_77355_opt.PreCodegen.after.mir2
-rw-r--r--tests/ui/allocator/no_std-alloc-error-handler-custom.rs1
-rw-r--r--tests/ui/allocator/no_std-alloc-error-handler-default.rs1
-rw-r--r--tests/ui/asm/may_unwind.rs1
-rw-r--r--tests/ui/asm/named-asm-labels.rs26
-rw-r--r--tests/ui/asm/named-asm-labels.stderr39
-rw-r--r--tests/ui/asm/x86_64/may_unwind.rs1
-rw-r--r--tests/ui/async-await/deep-futures-are-freeze.rs1
-rw-r--r--tests/ui/async-await/in-trait/dont-project-to-specializable-projection.rs1
-rw-r--r--tests/ui/async-await/in-trait/dont-project-to-specializable-projection.stderr8
-rw-r--r--tests/ui/backtrace/dylib-dep.rs1
-rw-r--r--tests/ui/borrowck/borrowck-partial-reinit-1.stderr18
-rw-r--r--tests/ui/borrowck/borrowck-partial-reinit-2.stderr9
-rw-r--r--tests/ui/borrowck/borrowck-union-move-assign.stderr9
-rw-r--r--tests/ui/borrowck/borrowck-union-move.stderr54
-rw-r--r--tests/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.stderr18
-rw-r--r--tests/ui/borrowck/issue-54499-field-mutation-of-moved-out.stderr18
-rw-r--r--tests/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.stderr8
-rw-r--r--tests/ui/cast/trait-object-cast-segfault-4333.rs (renamed from tests/ui/issues/issue-4333.rs)2
-rw-r--r--tests/ui/cfg/cfg-panic-abort.rs1
-rw-r--r--tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2018.stderr9
-rw-r--r--tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2021.stderr9
-rw-r--r--tests/ui/codegen/StackColoring-not-blowup-stack-issue-40883.rs2
-rw-r--r--tests/ui/codegen/dynamic-size-of-prefix-correctly-36278.rs (renamed from tests/ui/issues/issue-36278-prefix-nesting.rs)2
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/as-cast/inline1.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/as-cast/inline2.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/as-cast/segfault.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/as-cast/zero.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline1.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline2.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/exposed-provenance/segfault.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/exposed-provenance/zero.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline1.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline2.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/strict-provenance/segfault.rs1
-rw-r--r--tests/ui/codegen/equal-pointers-unequal/strict-provenance/zero.rs1
-rw-r--r--tests/ui/const-generics/generic-parameter-in-const-expression-39211.rs (renamed from tests/ui/issues/issue-39211.rs)2
-rw-r--r--tests/ui/const-generics/generic-parameter-in-const-expression-39211.stderr (renamed from tests/ui/issues/issue-39211.stderr)4
-rw-r--r--tests/ui/consts/const-eval/parse_ints.rs2
-rw-r--r--tests/ui/consts/const-eval/parse_ints.stderr4
-rw-r--r--tests/ui/consts/const_cmp_type_id.rs1
-rw-r--r--tests/ui/consts/const_cmp_type_id.stderr2
-rw-r--r--tests/ui/consts/issue-73976-monomorphic.rs1
-rw-r--r--tests/ui/consts/issue-94675.rs2
-rw-r--r--tests/ui/consts/issue-94675.stderr6
-rw-r--r--tests/ui/consts/issue-miri-1910.rs1
-rw-r--r--tests/ui/consts/issue-miri-1910.stderr2
-rw-r--r--tests/ui/consts/missing_span_in_backtrace.rs1
-rw-r--r--tests/ui/consts/missing_span_in_backtrace.stderr12
-rw-r--r--tests/ui/consts/try-operator.rs1
-rw-r--r--tests/ui/coroutine/panic-drops-resume.rs1
-rw-r--r--tests/ui/coroutine/panic-drops.rs1
-rw-r--r--tests/ui/coroutine/panic-safe.rs2
-rw-r--r--tests/ui/coroutine/resume-after-return.rs1
-rw-r--r--tests/ui/coroutine/unwind-abort-mix.rs1
-rw-r--r--tests/ui/cross-crate/auxiliary/exporting-impl-from-root-causes-ice-2472-b.rs (renamed from tests/ui/issues/auxiliary/issue-2472-b.rs)0
-rw-r--r--tests/ui/cross-crate/exporting-impl-from-root-causes-ice-2472.rs15
-rw-r--r--tests/ui/delegation/fn-header.rs1
-rw-r--r--tests/ui/derives/invalid-derive-comparison-34229.rs (renamed from tests/ui/issues/issue-34229.rs)2
-rw-r--r--tests/ui/derives/invalid-derive-comparison-34229.stderr (renamed from tests/ui/issues/issue-34229.stderr)2
-rw-r--r--tests/ui/drop/drop-immediate-non-box-ty-9446.rs (renamed from tests/ui/issues/issue-9446.rs)2
-rw-r--r--tests/ui/drop/dynamic-drop-async.rs1
-rw-r--r--tests/ui/drop/dynamic-drop.rs1
-rw-r--r--tests/ui/enum/recursive-enum-memory-32326.rs (renamed from tests/ui/issues/issue-32326.rs)2
-rw-r--r--tests/ui/enum/recursive-enum-memory-32326.stderr (renamed from tests/ui/issues/issue-32326.stderr)2
-rw-r--r--tests/ui/float/target-has-reliable-nightly-float.rs6
-rw-r--r--tests/ui/generics/auxiliary/generic-impl-method-match-autoderef-18514.rs (renamed from tests/ui/issues/auxiliary/issue-18514.rs)0
-rw-r--r--tests/ui/generics/generic-impl-method-match-autoderef-18514.rs (renamed from tests/ui/issues/issue-18514.rs)6
-rw-r--r--tests/ui/intrinsics/panic-uninitialized-zeroed.rs1
-rw-r--r--tests/ui/issues/issue-14875.rs1
-rw-r--r--tests/ui/issues/issue-2472.rs13
-rw-r--r--tests/ui/issues/issue-29948.rs1
-rw-r--r--tests/ui/issues/issue-49544.rs9
-rw-r--r--tests/ui/iterators/auxiliary/iterator-adapter-undeclared-type-49544.rs (renamed from tests/ui/issues/auxiliary/issue-49544.rs)0
-rw-r--r--tests/ui/iterators/iter-sum-overflow-debug.rs1
-rw-r--r--tests/ui/iterators/iter-sum-overflow-overflow-checks.rs1
-rw-r--r--tests/ui/iterators/iterator-adapter-undeclared-type-49544.rs11
-rw-r--r--tests/ui/lint/unused/unused-parens-false-positive-issue-143653.fixed12
-rw-r--r--tests/ui/lint/unused/unused-parens-false-positive-issue-143653.rs12
-rw-r--r--tests/ui/lint/unused/unused-parens-false-positive-issue-143653.stderr19
-rw-r--r--tests/ui/loop-match/suggest-const-item.rs174
-rw-r--r--tests/ui/loop-match/suggest-const-item.stderr58
-rw-r--r--tests/ui/lto/all-crates.rs1
-rw-r--r--tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs1
-rw-r--r--tests/ui/lto/thin-lto-inlines2.rs1
-rw-r--r--tests/ui/macros/macro-invocation-with-curly-braces-34418.rs (renamed from tests/ui/issues/issue-34418.rs)2
-rw-r--r--tests/ui/marker_trait_attr/conflicting-send-impls-for-marker-trait-106755.rs (renamed from tests/ui/issues/issue-106755.rs)2
-rw-r--r--tests/ui/marker_trait_attr/conflicting-send-impls-for-marker-trait-106755.stderr (renamed from tests/ui/issues/issue-106755.stderr)12
-rw-r--r--tests/ui/match/innocent-looking-match-crash-46964.rs (renamed from tests/ui/issues/issue-46964.rs)2
-rw-r--r--tests/ui/methods/inherent-method-resolution-on-deref-type-53843.rs (renamed from tests/ui/issues/issue-53843.rs)2
-rw-r--r--tests/ui/mir/mir_drop_order.rs1
-rw-r--r--tests/ui/mir/mir_let_chains_drop_order.rs1
-rw-r--r--tests/ui/mir/mir_match_guard_let_chains_drop_order.rs1
-rw-r--r--tests/ui/moves/suggest-clone-when-some-obligation-is-unmet.stderr8
-rw-r--r--tests/ui/nll/issue-21232-partial-init-and-erroneous-use.stderr18
-rw-r--r--tests/ui/numbers-arithmetic/u128-as-f32.rs1
-rw-r--r--tests/ui/panic-runtime/abort-link-to-unwinding-crates.rs1
-rw-r--r--tests/ui/panic-runtime/abort.rs1
-rw-r--r--tests/ui/panic-runtime/link-to-abort.rs1
-rw-r--r--tests/ui/panic-runtime/lto-abort.rs1
-rw-r--r--tests/ui/parser/unclosed-delimiter-in-dep.rs2
-rw-r--r--tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures-inside.stderr81
-rw-r--r--tests/ui/privacy/private-field-access-in-mutex-54062.rs (renamed from tests/ui/issues/issue-54062.rs)2
-rw-r--r--tests/ui/privacy/private-field-access-in-mutex-54062.stderr (renamed from tests/ui/issues/issue-54062.stderr)2
-rw-r--r--tests/ui/process/nofile-limit.rs2
-rw-r--r--tests/ui/process/println-with-broken-pipe.rs1
-rw-r--r--tests/ui/recursion/recursive-impl-trait-iterator-by-ref-67552.rs (renamed from tests/ui/issues/issue-67552.rs)2
-rw-r--r--tests/ui/recursion/recursive-impl-trait-iterator-by-ref-67552.stderr (renamed from tests/ui/issues/issue-67552.stderr)6
-rw-r--r--tests/ui/return/early-return-with-unreachable-code-24353.rs (renamed from tests/ui/issues/issue-24353.rs)2
-rw-r--r--tests/ui/rfcs/rfc-2091-track-caller/std-panic-locations.rs1
-rw-r--r--tests/ui/runtime/on-broken-pipe/child-processes.rs1
-rw-r--r--tests/ui/runtime/rt-explody-panic-payloads.rs1
-rw-r--r--tests/ui/sanitizer/cfi/assoc-ty-lifetime-issue-123053.rs1
-rw-r--r--tests/ui/sanitizer/cfi/async-closures.rs1
-rw-r--r--tests/ui/sanitizer/cfi/can-reveal-opaques.rs1
-rw-r--r--tests/ui/sanitizer/cfi/closures.rs1
-rw-r--r--tests/ui/sanitizer/cfi/complex-receiver.rs1
-rw-r--r--tests/ui/sanitizer/cfi/coroutine.rs1
-rw-r--r--tests/ui/sanitizer/cfi/drop-in-place.rs1
-rw-r--r--tests/ui/sanitizer/cfi/drop-no-principal.rs1
-rw-r--r--tests/ui/sanitizer/cfi/fn-ptr.rs1
-rw-r--r--tests/ui/sanitizer/cfi/self-ref.rs1
-rw-r--r--tests/ui/sanitizer/cfi/sized-associated-ty.rs1
-rw-r--r--tests/ui/sanitizer/cfi/supertraits.rs1
-rw-r--r--tests/ui/sanitizer/cfi/virtual-auto.rs1
-rw-r--r--tests/ui/sanitizer/kcfi-mangling.rs1
-rw-r--r--tests/ui/simd/intrinsic/generic-arithmetic-pass.rs2
-rw-r--r--tests/ui/simd/intrinsic/generic-as.rs1
-rw-r--r--tests/ui/simd/issue-17170.rs2
-rw-r--r--tests/ui/simd/issue-39720.rs1
-rw-r--r--tests/ui/simd/masked-load-store.rs1
-rw-r--r--tests/ui/simd/repr_packed.rs1
-rw-r--r--tests/ui/simd/simd-bitmask-notpow2.rs2
-rw-r--r--tests/ui/sized/relaxing-default-bound-error-37534.rs (renamed from tests/ui/issues/issue-37534.rs)2
-rw-r--r--tests/ui/sized/relaxing-default-bound-error-37534.stderr (renamed from tests/ui/issues/issue-37534.stderr)4
-rw-r--r--tests/ui/static/static-items-cant-move.stderr9
-rw-r--r--tests/ui/statics/const_generics.rs1
-rw-r--r--tests/ui/structs/trie-node-structure-usage-3389.rs (renamed from tests/ui/issues/issue-3389.rs)2
-rw-r--r--tests/ui/suggestions/enum-method-probe.fixed7
-rw-r--r--tests/ui/suggestions/enum-method-probe.rs7
-rw-r--r--tests/ui/suggestions/enum-method-probe.stderr21
-rw-r--r--tests/ui/suggestions/option-content-move2.stderr9
-rw-r--r--tests/ui/trait-bounds/for-binder-placement-error-39089.rs (renamed from tests/ui/issues/issue-39089.rs)2
-rw-r--r--tests/ui/trait-bounds/for-binder-placement-error-39089.stderr (renamed from tests/ui/issues/issue-39089.stderr)2
-rw-r--r--tests/ui/traits/const-traits/const-drop-fail.new_precise.stderr8
-rw-r--r--tests/ui/traits/const-traits/const-drop-fail.new_stock.stderr8
-rw-r--r--tests/ui/traits/const-traits/const-drop-fail.old_precise.stderr8
-rw-r--r--tests/ui/traits/const-traits/const-drop-fail.old_stock.stderr8
-rw-r--r--tests/ui/traits/const-traits/const-drop-fail.rs1
-rw-r--r--tests/ui/traits/dyn-trait-size-error-23281.rs (renamed from tests/ui/issues/issue-23281.rs)2
-rw-r--r--tests/ui/traits/dyn-trait-size-error-23281.stderr (renamed from tests/ui/issues/issue-23281.stderr)6
-rw-r--r--tests/ui/traits/trait-associated-type-bounds-36839.rs (renamed from tests/ui/issues/issue-36839.rs)2
-rw-r--r--tests/ui/traits/trait-implementation-for-primitive-type-5280.rs (renamed from tests/ui/issues/issue-5280.rs)2
-rw-r--r--tests/ui/traits/trait-implementation-for-usize-5321.rs (renamed from tests/ui/issues/issue-5321-immediates-with-bare-self.rs)2
-rw-r--r--tests/ui/transmutability/transmute-between-associated-types-with-lifetimers-21174.rs (renamed from tests/ui/issues/issue-21174.rs)2
-rw-r--r--tests/ui/transmutability/transmute-between-associated-types-with-lifetimers-21174.stderr (renamed from tests/ui/issues/issue-21174.stderr)2
-rw-r--r--tests/ui/type-inference/float-type-inference-unification-14382.rs (renamed from tests/ui/issues/issue-14382.rs)2
-rw-r--r--tests/ui/unboxed-closures/fn-traits-overloading-arity-18952.rs (renamed from tests/ui/issues/issue-18952.rs)2
-rw-r--r--tests/ui/unboxed-closures/unboxed-closure-call-22789.rs (renamed from tests/ui/issues/issue-22789.rs)2
-rw-r--r--tests/ui/uninhabited/uninhabited-transparent-return-abi.rs1
-rw-r--r--tests/ui/union/union-borrow-move-parent-sibling.stderr18
-rw-r--r--tests/ui/unreachable-code/unreachable-bool-read-7246.rs (renamed from tests/ui/issues/issue-7246.rs)2
-rw-r--r--tests/ui/unreachable-code/unreachable-bool-read-7246.stderr (renamed from tests/ui/issues/issue-7246.stderr)6
-rw-r--r--tests/ui/unsafe-binders/moves.stderr9
-rw-r--r--tests/ui/unsized/unsized-function-argument-41229.rs (renamed from tests/ui/issues/issue-41229-ref-str.rs)2
-rw-r--r--tests/ui/unsized/unsized-function-argument-41229.stderr (renamed from tests/ui/issues/issue-41229-ref-str.stderr)2
-rw-r--r--tests/ui/use/use-after-move-implicity-coerced-object.stderr8
179 files changed, 935 insertions, 131 deletions
diff --git a/tests/assembly-llvm/dwarf-mixed-versions-lto.rs b/tests/assembly-llvm/dwarf-mixed-versions-lto.rs
index 9910a6e2f5f..828328df843 100644
--- a/tests/assembly-llvm/dwarf-mixed-versions-lto.rs
+++ b/tests/assembly-llvm/dwarf-mixed-versions-lto.rs
@@ -1,6 +1,7 @@
 // This test ensures that if LTO occurs between crates with different DWARF versions, we
 // will choose the highest DWARF version for the final binary. This matches Clang's behavior.
 // Note: `.2byte` directive is used on MIPS.
+// Note: `.half` directive is used on RISC-V.
 
 //@ only-linux
 //@ aux-build:dwarf-mixed-versions-lto-aux.rs
@@ -15,6 +16,6 @@ fn main() {
 }
 
 // CHECK: .section .debug_info
-// CHECK-NOT: {{\.(short|hword|2byte)}} 2
-// CHECK-NOT: {{\.(short|hword|2byte)}} 4
-// CHECK: {{\.(short|hword|2byte)}} 5
+// CHECK-NOT: {{\.(short|hword|2byte|half)}} 2
+// CHECK-NOT: {{\.(short|hword|2byte|half)}} 4
+// CHECK: {{\.(short|hword|2byte|half)}} 5
diff --git a/tests/codegen-llvm/const-vector.rs b/tests/codegen-llvm/const-vector.rs
index a2249f4fff7..f4307492341 100644
--- a/tests/codegen-llvm/const-vector.rs
+++ b/tests/codegen-llvm/const-vector.rs
@@ -15,6 +15,7 @@
 #![feature(arm_target_feature)]
 #![feature(mips_target_feature)]
 #![allow(non_camel_case_types)]
+#![feature(riscv_target_feature)]
 
 #[path = "../auxiliary/minisimd.rs"]
 mod minisimd;
@@ -42,6 +43,7 @@ extern "unadjusted" {
 #[cfg_attr(target_arch = "arm", target_feature(enable = "neon"))]
 #[cfg_attr(target_arch = "x86", target_feature(enable = "sse"))]
 #[cfg_attr(target_arch = "mips", target_feature(enable = "msa"))]
+#[cfg_attr(target_arch = "riscv64", target_feature(enable = "v"))]
 pub fn do_call() {
     unsafe {
         // CHECK: call void @test_i8x2(<2 x i8> <i8 32, i8 64>
diff --git a/tests/debuginfo/basic-types-globals-metadata.rs b/tests/debuginfo/basic-types-globals-metadata.rs
index 53fc550a2dc..aec8ff183ad 100644
--- a/tests/debuginfo/basic-types-globals-metadata.rs
+++ b/tests/debuginfo/basic-types-globals-metadata.rs
@@ -59,7 +59,12 @@ static mut F64: f64 = 3.5;
 fn main() {
     _zzz(); // #break
 
-    let a = unsafe { (B, I, C, I8, I16, I32, I64, U, U8, U16, U32, U64, F16, F32, F64) };
+    let a = unsafe { (B, I, C, I8, I16, I32, I64, U, U8, U16, U32, U64, F32, F64) };
+    // FIXME: Including f16 and f32 in the same tuple emits `__gnu_h2f_ieee`, which
+    // does not exist on some targets like PowerPC.
+    // See https://github.com/llvm/llvm-project/issues/97981 and
+    // https://github.com/rust-lang/compiler-builtins/issues/655
+    let b = unsafe { F16 };
 }
 
 fn _zzz() {()}
diff --git a/tests/debuginfo/basic-types-globals.rs b/tests/debuginfo/basic-types-globals.rs
index 41b69939650..15a0deb64c1 100644
--- a/tests/debuginfo/basic-types-globals.rs
+++ b/tests/debuginfo/basic-types-globals.rs
@@ -63,7 +63,12 @@ static mut F64: f64 = 3.5;
 fn main() {
     _zzz(); // #break
 
-    let a = unsafe { (B, I, C, I8, I16, I32, I64, U, U8, U16, U32, U64, F16, F32, F64) };
+    let a = unsafe { (B, I, C, I8, I16, I32, I64, U, U8, U16, U32, U64, F32, F64) };
+    // FIXME: Including f16 and f32 in the same tuple emits `__gnu_h2f_ieee`, which
+    // does not exist on some targets like PowerPC.
+    // See https://github.com/llvm/llvm-project/issues/97981 and
+    // https://github.com/rust-lang/compiler-builtins/issues/655
+    let b = unsafe { F16 };
 }
 
 fn _zzz() {()}
diff --git a/tests/debuginfo/by-value-non-immediate-argument.rs b/tests/debuginfo/by-value-non-immediate-argument.rs
index 5233b95f1f4..deacea5f6cc 100644
--- a/tests/debuginfo/by-value-non-immediate-argument.rs
+++ b/tests/debuginfo/by-value-non-immediate-argument.rs
@@ -3,6 +3,7 @@
 //@ compile-flags:-g
 //@ ignore-windows-gnu: #128973
 //@ ignore-aarch64-unknown-linux-gnu (gdb tries to read from 0x0; FIXME: #128973)
+//@ ignore-powerpc64: #128973 on both -gnu and -musl
 
 // === GDB TESTS ===================================================================================
 
diff --git a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-abort.mir b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-abort.mir
index 5876c55c52b..b5c23822162 100644
--- a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-abort.mir
+++ b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-abort.mir
@@ -8,12 +8,14 @@ fn num_to_digit(_1: char) -> u32 {
         let _2: std::option::Option<u32>;
         scope 2 (inlined Option::<u32>::is_some) {
             let mut _3: isize;
+            scope 3 {
+            }
         }
     }
-    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) {
+    scope 4 (inlined #[track_caller] Option::<u32>::unwrap) {
         let mut _5: isize;
         let mut _6: !;
-        scope 4 {
+        scope 5 {
         }
     }
 
diff --git a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-unwind.mir b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-unwind.mir
index f1185353a43..f22b8835735 100644
--- a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-unwind.mir
+++ b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.32bit.panic-unwind.mir
@@ -8,12 +8,14 @@ fn num_to_digit(_1: char) -> u32 {
         let _2: std::option::Option<u32>;
         scope 2 (inlined Option::<u32>::is_some) {
             let mut _3: isize;
+            scope 3 {
+            }
         }
     }
-    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) {
+    scope 4 (inlined #[track_caller] Option::<u32>::unwrap) {
         let mut _5: isize;
         let mut _6: !;
-        scope 4 {
+        scope 5 {
         }
     }
 
diff --git a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-abort.mir b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-abort.mir
index 5876c55c52b..b5c23822162 100644
--- a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-abort.mir
+++ b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-abort.mir
@@ -8,12 +8,14 @@ fn num_to_digit(_1: char) -> u32 {
         let _2: std::option::Option<u32>;
         scope 2 (inlined Option::<u32>::is_some) {
             let mut _3: isize;
+            scope 3 {
+            }
         }
     }
-    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) {
+    scope 4 (inlined #[track_caller] Option::<u32>::unwrap) {
         let mut _5: isize;
         let mut _6: !;
-        scope 4 {
+        scope 5 {
         }
     }
 
diff --git a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-unwind.mir b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-unwind.mir
index f1185353a43..f22b8835735 100644
--- a/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-unwind.mir
+++ b/tests/mir-opt/issues/issue_59352.num_to_digit.PreCodegen.after.64bit.panic-unwind.mir
@@ -8,12 +8,14 @@ fn num_to_digit(_1: char) -> u32 {
         let _2: std::option::Option<u32>;
         scope 2 (inlined Option::<u32>::is_some) {
             let mut _3: isize;
+            scope 3 {
+            }
         }
     }
-    scope 3 (inlined #[track_caller] Option::<u32>::unwrap) {
+    scope 4 (inlined #[track_caller] Option::<u32>::unwrap) {
         let mut _5: isize;
         let mut _6: !;
-        scope 4 {
+        scope 5 {
         }
     }
 
diff --git a/tests/mir-opt/matches_reduce_branches.foo.MatchBranchSimplification.diff b/tests/mir-opt/matches_reduce_branches.foo.MatchBranchSimplification.diff
index 281f43b355d..3ce82fd0d47 100644
--- a/tests/mir-opt/matches_reduce_branches.foo.MatchBranchSimplification.diff
+++ b/tests/mir-opt/matches_reduce_branches.foo.MatchBranchSimplification.diff
@@ -7,6 +7,8 @@
       let mut _2: bool;
       let mut _3: isize;
 +     let mut _4: isize;
+      scope 1 {
+      }
   
       bb0: {
           StorageLive(_2);
diff --git a/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-abort.mir b/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-abort.mir
index 1a1c8b4b942..83478e60b5d 100644
--- a/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-abort.mir
+++ b/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-abort.mir
@@ -25,9 +25,11 @@ fn step_forward(_1: u16, _2: usize) -> u16 {
         }
         scope 8 (inlined Option::<u16>::is_none) {
             scope 9 (inlined Option::<u16>::is_some) {
+                scope 10 {
+                }
             }
         }
-        scope 10 (inlined core::num::<impl u16>::wrapping_add) {
+        scope 11 (inlined core::num::<impl u16>::wrapping_add) {
         }
     }
 
diff --git a/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-unwind.mir b/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-unwind.mir
index e7e19af048a..ac7a6e04451 100644
--- a/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-unwind.mir
+++ b/tests/mir-opt/pre-codegen/checked_ops.step_forward.PreCodegen.after.panic-unwind.mir
@@ -25,9 +25,11 @@ fn step_forward(_1: u16, _2: usize) -> u16 {
         }
         scope 8 (inlined Option::<u16>::is_none) {
             scope 9 (inlined Option::<u16>::is_some) {
+                scope 10 {
+                }
             }
         }
-        scope 10 (inlined core::num::<impl u16>::wrapping_add) {
+        scope 11 (inlined core::num::<impl u16>::wrapping_add) {
         }
     }
 
diff --git a/tests/mir-opt/pre-codegen/matches_macro.issue_77355_opt.PreCodegen.after.mir b/tests/mir-opt/pre-codegen/matches_macro.issue_77355_opt.PreCodegen.after.mir
index d41135c6a4f..2d6f82f6137 100644
--- a/tests/mir-opt/pre-codegen/matches_macro.issue_77355_opt.PreCodegen.after.mir
+++ b/tests/mir-opt/pre-codegen/matches_macro.issue_77355_opt.PreCodegen.after.mir
@@ -4,6 +4,8 @@ fn issue_77355_opt(_1: Foo) -> u64 {
     debug num => _1;
     let mut _0: u64;
     let mut _2: isize;
+    scope 1 {
+    }
 
     bb0: {
         _2 = discriminant(_1);
diff --git a/tests/ui/allocator/no_std-alloc-error-handler-custom.rs b/tests/ui/allocator/no_std-alloc-error-handler-custom.rs
index 1b0f0608fc6..7b7ca2f6cc6 100644
--- a/tests/ui/allocator/no_std-alloc-error-handler-custom.rs
+++ b/tests/ui/allocator/no_std-alloc-error-handler-custom.rs
@@ -2,6 +2,7 @@
 //@ ignore-android no libc
 //@ ignore-emscripten no libc
 //@ ignore-sgx no libc
+//@ ignore-backends: gcc
 //@ only-linux
 //@ compile-flags:-C panic=abort
 //@ aux-build:helper.rs
diff --git a/tests/ui/allocator/no_std-alloc-error-handler-default.rs b/tests/ui/allocator/no_std-alloc-error-handler-default.rs
index 51ecf1a6731..5a6c0b33d51 100644
--- a/tests/ui/allocator/no_std-alloc-error-handler-default.rs
+++ b/tests/ui/allocator/no_std-alloc-error-handler-default.rs
@@ -2,6 +2,7 @@
 //@ ignore-android no libc
 //@ ignore-emscripten no libc
 //@ ignore-sgx no libc
+//@ ignore-backends: gcc
 //@ only-linux
 //@ compile-flags:-C panic=abort
 //@ aux-build:helper.rs
diff --git a/tests/ui/asm/may_unwind.rs b/tests/ui/asm/may_unwind.rs
index 1d4f50d5fe8..0fef317a2cf 100644
--- a/tests/ui/asm/may_unwind.rs
+++ b/tests/ui/asm/may_unwind.rs
@@ -1,6 +1,7 @@
 //@ run-pass
 //@ needs-asm-support
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 #![feature(asm_unwind)]
 
diff --git a/tests/ui/asm/named-asm-labels.rs b/tests/ui/asm/named-asm-labels.rs
index 996fb82a944..e78553fd775 100644
--- a/tests/ui/asm/named-asm-labels.rs
+++ b/tests/ui/asm/named-asm-labels.rs
@@ -171,12 +171,10 @@ fn main() {
     }
 }
 
-// Trigger on naked fns too, even though they can't be inlined, reusing a
-// label or LTO can cause labels to break
+// Don't trigger on naked functions.
 #[unsafe(naked)]
 pub extern "C" fn foo() -> i32 {
     naked_asm!(".Lfoo: mov rax, {}; ret;", "nop", const 1)
-    //~^ ERROR avoid using named labels
 }
 
 // Make sure that non-naked attributes *do* still let the lint happen
@@ -190,7 +188,18 @@ pub extern "C" fn bar() {
 pub extern "C" fn aaa() {
     fn _local() {}
 
-    naked_asm!(".Laaa: nop; ret;") //~ ERROR avoid using named labels
+    naked_asm!(".Laaa: nop; ret;")
+}
+
+#[unsafe(naked)]
+pub extern "C" fn bbb<'a>(a: &'a u32) {
+    naked_asm!(".Lbbb: nop; ret;")
+}
+
+#[unsafe(naked)]
+pub extern "C" fn ccc<T>(a: &T) {
+    naked_asm!(".Lccc: nop; ret;")
+    //~^ ERROR avoid using named labels
 }
 
 pub fn normal() {
@@ -200,7 +209,7 @@ pub fn normal() {
     pub extern "C" fn bbb() {
         fn _very_local() {}
 
-        naked_asm!(".Lbbb: nop; ret;") //~ ERROR avoid using named labels
+        naked_asm!(".Lbbb: nop; ret;")
     }
 
     fn _local2() {}
@@ -230,3 +239,10 @@ fn closures() {
 
 // Don't trigger on global asm
 global_asm!("aaaaaaaa: nop");
+
+trait Foo {
+    #[unsafe(naked)]
+    extern "C" fn bbb<'a>(a: &'a u32) {
+        naked_asm!(".Lbbb: nop; ret;") //~ ERROR avoid using named labels
+    }
+}
diff --git a/tests/ui/asm/named-asm-labels.stderr b/tests/ui/asm/named-asm-labels.stderr
index cd7e7a08c1d..9ba9e14de3a 100644
--- a/tests/ui/asm/named-asm-labels.stderr
+++ b/tests/ui/asm/named-asm-labels.stderr
@@ -475,16 +475,7 @@ LL |         #[warn(named_asm_labels)]
    |                ^^^^^^^^^^^^^^^^
 
 error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:178:17
-   |
-LL |     naked_asm!(".Lfoo: mov rax, {}; ret;", "nop", const 1)
-   |                 ^^^^^
-   |
-   = help: only local labels of the form `<number>:` should be used in inline asm
-   = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
-
-error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:185:20
+  --> $DIR/named-asm-labels.rs:183:20
    |
 LL |     unsafe { asm!(".Lbar: mov rax, {}; ret;", "nop", const 1, options(noreturn)) }
    |                    ^^^^^
@@ -493,49 +484,49 @@ LL |     unsafe { asm!(".Lbar: mov rax, {}; ret;", "nop", const 1, options(noret
    = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
 
 error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:193:17
+  --> $DIR/named-asm-labels.rs:201:17
    |
-LL |     naked_asm!(".Laaa: nop; ret;")
+LL |     naked_asm!(".Lccc: nop; ret;")
    |                 ^^^^^
    |
    = help: only local labels of the form `<number>:` should be used in inline asm
    = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
 
 error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:203:21
+  --> $DIR/named-asm-labels.rs:221:15
    |
-LL |         naked_asm!(".Lbbb: nop; ret;")
-   |                     ^^^^^
+LL |         asm!("closure1: nop");
+   |               ^^^^^^^^
    |
    = help: only local labels of the form `<number>:` should be used in inline asm
    = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
 
 error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:212:15
+  --> $DIR/named-asm-labels.rs:225:15
    |
-LL |         asm!("closure1: nop");
+LL |         asm!("closure2: nop");
    |               ^^^^^^^^
    |
    = help: only local labels of the form `<number>:` should be used in inline asm
    = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
 
 error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:216:15
+  --> $DIR/named-asm-labels.rs:235:19
    |
-LL |         asm!("closure2: nop");
-   |               ^^^^^^^^
+LL |             asm!("closure3: nop");
+   |                   ^^^^^^^^
    |
    = help: only local labels of the form `<number>:` should be used in inline asm
    = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
 
 error: avoid using named labels in inline assembly
-  --> $DIR/named-asm-labels.rs:226:19
+  --> $DIR/named-asm-labels.rs:246:21
    |
-LL |             asm!("closure3: nop");
-   |                   ^^^^^^^^
+LL |         naked_asm!(".Lbbb: nop; ret;")
+   |                     ^^^^^
    |
    = help: only local labels of the form `<number>:` should be used in inline asm
    = note: see the asm section of Rust By Example <https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html#labels> for more information
 
-error: aborting due to 56 previous errors; 1 warning emitted
+error: aborting due to 55 previous errors; 1 warning emitted
 
diff --git a/tests/ui/asm/x86_64/may_unwind.rs b/tests/ui/asm/x86_64/may_unwind.rs
index d3a2916df9d..9657f49ab30 100644
--- a/tests/ui/asm/x86_64/may_unwind.rs
+++ b/tests/ui/asm/x86_64/may_unwind.rs
@@ -2,6 +2,7 @@
 //@ run-pass
 //@ needs-asm-support
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 #![feature(asm_unwind)]
 
diff --git a/tests/ui/async-await/deep-futures-are-freeze.rs b/tests/ui/async-await/deep-futures-are-freeze.rs
index c4300163db1..79dbc033bf7 100644
--- a/tests/ui/async-await/deep-futures-are-freeze.rs
+++ b/tests/ui/async-await/deep-futures-are-freeze.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ build-pass
 //@ compile-flags: -Copt-level=s -Clto=fat
 //@ no-prefer-dynamic
diff --git a/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.rs b/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.rs
index 4bafb39f600..d6180bb2f45 100644
--- a/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.rs
+++ b/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ edition: 2021
 //@ known-bug: #108309
 
diff --git a/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.stderr b/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.stderr
index 62cca41f6cf..3d82f572a1a 100644
--- a/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.stderr
+++ b/tests/ui/async-await/in-trait/dont-project-to-specializable-projection.stderr
@@ -1,11 +1,11 @@
 error[E0053]: method `foo` has an incompatible type for trait
-  --> $DIR/dont-project-to-specializable-projection.rs:13:5
+  --> $DIR/dont-project-to-specializable-projection.rs:14:5
    |
 LL |     default async fn foo(_: T) -> &'static str {
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected associated type, found future
    |
 note: type in trait
-  --> $DIR/dont-project-to-specializable-projection.rs:9:5
+  --> $DIR/dont-project-to-specializable-projection.rs:10:5
    |
 LL |     async fn foo(_: T) -> &'static str;
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -13,7 +13,7 @@ LL |     async fn foo(_: T) -> &'static str;
               found signature `fn(_) -> impl Future<Output = &'static str>`
 
 error: async associated function in trait cannot be specialized
-  --> $DIR/dont-project-to-specializable-projection.rs:13:5
+  --> $DIR/dont-project-to-specializable-projection.rs:14:5
    |
 LL |     default async fn foo(_: T) -> &'static str {
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -21,7 +21,7 @@ LL |     default async fn foo(_: T) -> &'static str {
    = note: specialization behaves in inconsistent and surprising ways with async functions in traits, and for now is disallowed
 
 error[E0599]: no method named `poll` found for struct `Pin<&mut impl Future<Output = ()>>` in the current scope
-  --> $DIR/dont-project-to-specializable-projection.rs:48:28
+  --> $DIR/dont-project-to-specializable-projection.rs:49:28
    |
 LL |         match fut.as_mut().poll(ctx) {
    |                            ^^^^ method not found in `Pin<&mut impl Future<Output = ()>>`
diff --git a/tests/ui/backtrace/dylib-dep.rs b/tests/ui/backtrace/dylib-dep.rs
index a41931ad548..05fdb9afef8 100644
--- a/tests/ui/backtrace/dylib-dep.rs
+++ b/tests/ui/backtrace/dylib-dep.rs
@@ -8,6 +8,7 @@
 //@ ignore-fuchsia Backtraces not symbolized
 //@ ignore-musl musl doesn't support dynamic libraries (at least when the original test was written).
 //@ needs-unwind
+//@ ignore-backends: gcc
 //@ compile-flags: -g -Copt-level=0 -Cstrip=none -Cforce-frame-pointers=yes
 //@ ignore-emscripten Requires custom symbolization code
 //@ aux-crate: dylib_dep_helper=dylib-dep-helper.rs
diff --git a/tests/ui/borrowck/borrowck-partial-reinit-1.stderr b/tests/ui/borrowck/borrowck-partial-reinit-1.stderr
index 65f2bd6cfbd..d261f3ac572 100644
--- a/tests/ui/borrowck/borrowck-partial-reinit-1.stderr
+++ b/tests/ui/borrowck/borrowck-partial-reinit-1.stderr
@@ -8,6 +8,15 @@ LL |     drop(t);
    |          - value moved here
 LL |     t.b = Some(u);
    |     ^^^ value assigned here after move
+   |
+note: if `Test2` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-partial-reinit-1.rs:3:1
+   |
+LL | struct Test2 {
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     drop(t);
+   |          - you could clone this value
 
 error[E0382]: assign of moved value: `t`
   --> $DIR/borrowck-partial-reinit-1.rs:33:5
@@ -19,6 +28,15 @@ LL |     drop(t);
    |          - value moved here
 LL |     t.0 = Some(u);
    |     ^^^ value assigned here after move
+   |
+note: if `Test3` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-partial-reinit-1.rs:7:1
+   |
+LL | struct Test3(Option<Test>);
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     drop(t);
+   |          - you could clone this value
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/borrowck/borrowck-partial-reinit-2.stderr b/tests/ui/borrowck/borrowck-partial-reinit-2.stderr
index e25ca082b7b..dde70eb444e 100644
--- a/tests/ui/borrowck/borrowck-partial-reinit-2.stderr
+++ b/tests/ui/borrowck/borrowck-partial-reinit-2.stderr
@@ -7,6 +7,15 @@ LL |     let mut u = Test { a: 2, b: Some(Box::new(t))};
    |                                               - value moved here
 LL |     t.b = Some(Box::new(u));
    |     ^^^ value assigned here after move
+   |
+note: if `Test` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-partial-reinit-2.rs:1:1
+   |
+LL | struct Test {
+   | ^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     let mut u = Test { a: 2, b: Some(Box::new(t))};
+   |                                               - you could clone this value
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/borrowck/borrowck-union-move-assign.stderr b/tests/ui/borrowck/borrowck-union-move-assign.stderr
index 8c0239a3ae9..8721481dc1d 100644
--- a/tests/ui/borrowck/borrowck-union-move-assign.stderr
+++ b/tests/ui/borrowck/borrowck-union-move-assign.stderr
@@ -7,6 +7,15 @@ LL |             let a = u.a;
    |                     --- value moved here
 LL |             let a = u.a;
    |                     ^^^ value used here after move
+   |
+note: if `U` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move-assign.rs:7:1
+   |
+LL | union U {
+   | ^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.a;
+   |                     --- you could clone this value
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/borrowck/borrowck-union-move.stderr b/tests/ui/borrowck/borrowck-union-move.stderr
index 731607fbdd1..0bae7ac5227 100644
--- a/tests/ui/borrowck/borrowck-union-move.stderr
+++ b/tests/ui/borrowck/borrowck-union-move.stderr
@@ -7,6 +7,15 @@ LL |             let a = u.n1;
    |                     ---- value moved here
 LL |             let a = u.n1;
    |                     ^^^^ value used here after move
+   |
+note: if `Unn` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move.rs:7:1
+   |
+LL | union Unn {
+   | ^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.n1;
+   |                     ---- you could clone this value
 
 error[E0382]: use of moved value: `u`
   --> $DIR/borrowck-union-move.rs:31:21
@@ -17,6 +26,15 @@ LL |             let a = u.n1;
    |                     ---- value moved here
 LL |             let a = u;
    |                     ^ value used here after move
+   |
+note: if `Unn` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move.rs:7:1
+   |
+LL | union Unn {
+   | ^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.n1;
+   |                     ---- you could clone this value
 
 error[E0382]: use of moved value: `u`
   --> $DIR/borrowck-union-move.rs:36:21
@@ -27,6 +45,15 @@ LL |             let a = u.n1;
    |                     ---- value moved here
 LL |             let a = u.n2;
    |                     ^^^^ value used here after move
+   |
+note: if `Unn` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move.rs:7:1
+   |
+LL | union Unn {
+   | ^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.n1;
+   |                     ---- you could clone this value
 
 error[E0382]: use of moved value: `u`
   --> $DIR/borrowck-union-move.rs:63:21
@@ -37,6 +64,15 @@ LL |             let a = u.n;
    |                     --- value moved here
 LL |             let a = u.n;
    |                     ^^^ value used here after move
+   |
+note: if `Ucn` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move.rs:15:1
+   |
+LL | union Ucn {
+   | ^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.n;
+   |                     --- you could clone this value
 
 error[E0382]: use of moved value: `u`
   --> $DIR/borrowck-union-move.rs:68:21
@@ -47,6 +83,15 @@ LL |             let a = u.n;
    |                     --- value moved here
 LL |             let a = u.c;
    |                     ^^^ value used here after move
+   |
+note: if `Ucn` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move.rs:15:1
+   |
+LL | union Ucn {
+   | ^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.n;
+   |                     --- you could clone this value
 
 error[E0382]: use of moved value: `u`
   --> $DIR/borrowck-union-move.rs:83:21
@@ -57,6 +102,15 @@ LL |             let a = u.n;
    |                     --- value moved here
 LL |             let a = u;
    |                     ^ value used here after move
+   |
+note: if `Ucn` implemented `Clone`, you could clone the value
+  --> $DIR/borrowck-union-move.rs:15:1
+   |
+LL | union Ucn {
+   | ^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             let a = u.n;
+   |                     --- you could clone this value
 
 error: aborting due to 6 previous errors
 
diff --git a/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.stderr b/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.stderr
index b188766e221..167fd6b227f 100644
--- a/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.stderr
+++ b/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out-with-mut.stderr
@@ -17,6 +17,15 @@ LL |         drop(u);
    |              - value moved here
 LL |         u.0 = S(1);
    |         ^^^^^^^^^^ value partially assigned here after move
+   |
+note: if `Tpair` implemented `Clone`, you could clone the value
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:6:1
+   |
+LL | struct Tpair(S, i32);
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         drop(u);
+   |              - you could clone this value
 
 error[E0382]: assign to part of moved value: `v`
   --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:31:9
@@ -27,6 +36,15 @@ LL |         drop(v);
    |              - value moved here
 LL |         v.x = S(1);
    |         ^^^^^^^^^^ value partially assigned here after move
+   |
+note: if `Spair` implemented `Clone`, you could clone the value
+  --> $DIR/issue-54499-field-mutation-of-moved-out-with-mut.rs:7:1
+   |
+LL | struct Spair { x: S, y: i32 }
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         drop(v);
+   |              - you could clone this value
 
 error: aborting due to 3 previous errors
 
diff --git a/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out.stderr b/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out.stderr
index 774b6cf0ea6..78c5040e52a 100644
--- a/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out.stderr
+++ b/tests/ui/borrowck/issue-54499-field-mutation-of-moved-out.stderr
@@ -50,6 +50,15 @@ LL |         drop(u);
    |              - value moved here
 LL |         u.0 = S(1);
    |         ^^^^^^^^^^ value partially assigned here after move
+   |
+note: if `Tpair` implemented `Clone`, you could clone the value
+  --> $DIR/issue-54499-field-mutation-of-moved-out.rs:6:1
+   |
+LL | struct Tpair(S, i32);
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         drop(u);
+   |              - you could clone this value
 
 error[E0594]: cannot assign to `u.1`, as `u` is not declared as mutable
   --> $DIR/issue-54499-field-mutation-of-moved-out.rs:27:9
@@ -82,6 +91,15 @@ LL |         drop(v);
    |              - value moved here
 LL |         v.x = S(1);
    |         ^^^^^^^^^^ value partially assigned here after move
+   |
+note: if `Spair` implemented `Clone`, you could clone the value
+  --> $DIR/issue-54499-field-mutation-of-moved-out.rs:7:1
+   |
+LL | struct Spair { x: S, y: i32 }
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         drop(v);
+   |              - you could clone this value
 
 error[E0594]: cannot assign to `v.y`, as `v` is not declared as mutable
   --> $DIR/issue-54499-field-mutation-of-moved-out.rs:38:9
diff --git a/tests/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.stderr b/tests/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.stderr
index 121c2e870e7..5a0d353a481 100644
--- a/tests/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.stderr
+++ b/tests/ui/borrowck/issue-54597-reject-move-out-of-borrow-via-pat.stderr
@@ -4,6 +4,14 @@ error[E0507]: cannot move out of `*array` which is behind a shared reference
 LL |             *array
    |             ^^^^^^ move occurs because `*array` has type `Vec<Value>`, which does not implement the `Copy` trait
    |
+note: if `Value` implemented `Clone`, you could clone the value
+  --> $DIR/issue-54597-reject-move-out-of-borrow-via-pat.rs:4:1
+   |
+LL | struct Value;
+   | ^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             *array
+   |             ------ you could clone this value
 help: consider removing the dereference here
    |
 LL -             *array
diff --git a/tests/ui/issues/issue-4333.rs b/tests/ui/cast/trait-object-cast-segfault-4333.rs
index dccaa6f68bd..24e86d4d930 100644
--- a/tests/ui/issues/issue-4333.rs
+++ b/tests/ui/cast/trait-object-cast-segfault-4333.rs
@@ -7,3 +7,5 @@ pub fn main() {
     let stdout = &mut io::stdout() as &mut dyn io::Write;
     stdout.write(b"Hello!");
 }
+
+// https://github.com/rust-lang/rust/issues/4333
diff --git a/tests/ui/cfg/cfg-panic-abort.rs b/tests/ui/cfg/cfg-panic-abort.rs
index 448fde21086..b39888573b3 100644
--- a/tests/ui/cfg/cfg-panic-abort.rs
+++ b/tests/ui/cfg/cfg-panic-abort.rs
@@ -1,6 +1,7 @@
 //@ build-pass
 //@ compile-flags: -C panic=abort
 //@ no-prefer-dynamic
+//@ ignore-backends: gcc
 
 #[cfg(panic = "unwind")]
 pub fn bad() -> i32 { }
diff --git a/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2018.stderr b/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2018.stderr
index 394629c0001..057960ec014 100644
--- a/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2018.stderr
+++ b/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2018.stderr
@@ -26,6 +26,15 @@ LL |             E::Number(_) if let E::String(s) = *value => { }
 ...
 LL |     let x = value;
    |             ^^^^^ value used here after move
+   |
+note: if `E` implemented `Clone`, you could clone the value
+  --> $DIR/if-let-guards-errors.rs:32:1
+   |
+LL |             E::Number(_) if let E::String(s) = *value => { }
+   |                                                ------ you could clone this value
+...
+LL | enum E {
+   | ^^^^^^ consider implementing `Clone` for this type
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2021.stderr b/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2021.stderr
index 5672845019b..4a6e3908827 100644
--- a/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2021.stderr
+++ b/tests/ui/closures/2229_closure_analysis/match/if-let-guards-errors.e2021.stderr
@@ -26,6 +26,15 @@ LL |             E::Number(_) if let E::String(s) = *value => { }
 ...
 LL |     let x = value;
    |             ^^^^^ value used here after move
+   |
+note: if `E` implemented `Clone`, you could clone the value
+  --> $DIR/if-let-guards-errors.rs:32:1
+   |
+LL |             E::Number(_) if let E::String(s) = *value => { }
+   |                                                ------ you could clone this value
+...
+LL | enum E {
+   | ^^^^^^ consider implementing `Clone` for this type
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/codegen/StackColoring-not-blowup-stack-issue-40883.rs b/tests/ui/codegen/StackColoring-not-blowup-stack-issue-40883.rs
index a4646d67c68..40d838b7e8e 100644
--- a/tests/ui/codegen/StackColoring-not-blowup-stack-issue-40883.rs
+++ b/tests/ui/codegen/StackColoring-not-blowup-stack-issue-40883.rs
@@ -1,4 +1,6 @@
 //@ run-pass
+//@ ignore-backends: gcc
+
 #![allow(dead_code)]
 // check that we don't have linear stack usage with multiple calls to `push`
 
diff --git a/tests/ui/issues/issue-36278-prefix-nesting.rs b/tests/ui/codegen/dynamic-size-of-prefix-correctly-36278.rs
index 3f2ca7a2460..78c0129faa1 100644
--- a/tests/ui/issues/issue-36278-prefix-nesting.rs
+++ b/tests/ui/codegen/dynamic-size-of-prefix-correctly-36278.rs
@@ -18,3 +18,5 @@ fn main() {
     size_of_unsized = mem::size_of_val::<Ack<_>>(&y);
     assert_eq!(size_of_sized, size_of_unsized);
 }
+
+// https://github.com/rust-lang/rust/issues/36278
diff --git a/tests/ui/codegen/equal-pointers-unequal/as-cast/inline1.rs b/tests/ui/codegen/equal-pointers-unequal/as-cast/inline1.rs
index d13fd4b63b3..53e29e75781 100644
--- a/tests/ui/codegen/equal-pointers-unequal/as-cast/inline1.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/as-cast/inline1.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Based on https://github.com/rust-lang/rust/issues/107975#issuecomment-1432161340
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/as-cast/inline2.rs b/tests/ui/codegen/equal-pointers-unequal/as-cast/inline2.rs
index 5ec3c7cbdf5..47639762e7a 100644
--- a/tests/ui/codegen/equal-pointers-unequal/as-cast/inline2.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/as-cast/inline2.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Based on https://github.com/rust-lang/rust/issues/107975#issuecomment-1432161340
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/as-cast/segfault.rs b/tests/ui/codegen/equal-pointers-unequal/as-cast/segfault.rs
index 97a875f15bc..70cbb9a52f7 100644
--- a/tests/ui/codegen/equal-pointers-unequal/as-cast/segfault.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/as-cast/segfault.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // https://github.com/rust-lang/rust/issues/107975#issuecomment-1431758601
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/as-cast/zero.rs b/tests/ui/codegen/equal-pointers-unequal/as-cast/zero.rs
index 731c5b67882..694fb34828c 100644
--- a/tests/ui/codegen/equal-pointers-unequal/as-cast/zero.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/as-cast/zero.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Derived from https://github.com/rust-lang/rust/issues/107975#issuecomment-1431758601
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline1.rs b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline1.rs
index cdf07eade87..ade32663d48 100644
--- a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline1.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline1.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Based on https://github.com/rust-lang/rust/issues/107975#issuecomment-1432161340
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline2.rs b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline2.rs
index 94739708ab8..d8feaeee4fa 100644
--- a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline2.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/inline2.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Based on https://github.com/rust-lang/rust/issues/107975#issuecomment-1432161340
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/segfault.rs b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/segfault.rs
index b163c282d93..ad1d7b56c8c 100644
--- a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/segfault.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/segfault.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // https://github.com/rust-lang/rust/issues/107975#issuecomment-1431758601
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/zero.rs b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/zero.rs
index b7824f53d77..a50369b46cb 100644
--- a/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/zero.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/exposed-provenance/zero.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Derived from https://github.com/rust-lang/rust/issues/107975#issuecomment-1431758601
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline1.rs b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline1.rs
index 5f4ee731f7d..0b5b2df9f0e 100644
--- a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline1.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline1.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Based on https://github.com/rust-lang/rust/issues/107975#issuecomment-1432161340
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline2.rs b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline2.rs
index 0f838af1fb1..1812a1163f0 100644
--- a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline2.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/inline2.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Based on https://github.com/rust-lang/rust/issues/107975#issuecomment-1432161340
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/segfault.rs b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/segfault.rs
index fea41e03612..637f0042ada 100644
--- a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/segfault.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/segfault.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // https://github.com/rust-lang/rust/issues/107975#issuecomment-1431758601
 
diff --git a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/zero.rs b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/zero.rs
index 20ed991ed3d..5879b3f4f4f 100644
--- a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/zero.rs
+++ b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/zero.rs
@@ -1,6 +1,7 @@
 //@ known-bug: #107975
 //@ compile-flags: -Copt-level=2
 //@ run-pass
+//@ ignore-backends: gcc
 
 // Derived from https://github.com/rust-lang/rust/issues/107975#issuecomment-1431758601
 
diff --git a/tests/ui/issues/issue-39211.rs b/tests/ui/const-generics/generic-parameter-in-const-expression-39211.rs
index ab86afc3410..b2566e54471 100644
--- a/tests/ui/issues/issue-39211.rs
+++ b/tests/ui/const-generics/generic-parameter-in-const-expression-39211.rs
@@ -12,3 +12,5 @@ fn m<M: Mat>() {
 }
 fn main() {
 }
+
+// https://github.com/rust-lang/rust/issues/39211
diff --git a/tests/ui/issues/issue-39211.stderr b/tests/ui/const-generics/generic-parameter-in-const-expression-39211.stderr
index 2124bc667ff..2a80aff834a 100644
--- a/tests/ui/issues/issue-39211.stderr
+++ b/tests/ui/const-generics/generic-parameter-in-const-expression-39211.stderr
@@ -1,5 +1,5 @@
 error: constant expression depends on a generic parameter
-  --> $DIR/issue-39211.rs:9:17
+  --> $DIR/generic-parameter-in-const-expression-39211.rs:9:17
    |
 LL |     let a = [3; M::Row::DIM];
    |                 ^^^^^^^^^^^
@@ -7,7 +7,7 @@ LL |     let a = [3; M::Row::DIM];
    = note: this may fail depending on what value the parameter takes
 
 error: constant expression depends on a generic parameter
-  --> $DIR/issue-39211.rs:9:13
+  --> $DIR/generic-parameter-in-const-expression-39211.rs:9:13
    |
 LL |     let a = [3; M::Row::DIM];
    |             ^^^^^^^^^^^^^^^^
diff --git a/tests/ui/consts/const-eval/parse_ints.rs b/tests/ui/consts/const-eval/parse_ints.rs
index 409fae9e51d..6a7e157ea50 100644
--- a/tests/ui/consts/const-eval/parse_ints.rs
+++ b/tests/ui/consts/const-eval/parse_ints.rs
@@ -1,3 +1,5 @@
+//@ ignore-backends: gcc
+
 const _OK: () = match i32::from_str_radix("-1234", 10) {
     Ok(x) => assert!(x == -1234),
     Err(_) => panic!(),
diff --git a/tests/ui/consts/const-eval/parse_ints.stderr b/tests/ui/consts/const-eval/parse_ints.stderr
index 7e529c03725..9c9d083e7ca 100644
--- a/tests/ui/consts/const-eval/parse_ints.stderr
+++ b/tests/ui/consts/const-eval/parse_ints.stderr
@@ -1,5 +1,5 @@
 error[E0080]: evaluation panicked: from_ascii_radix: radix must lie in the range `[2, 36]`
-  --> $DIR/parse_ints.rs:5:24
+  --> $DIR/parse_ints.rs:7:24
    |
 LL | const _TOO_LOW: () = { u64::from_str_radix("12345ABCD", 1); };
    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `_TOO_LOW` failed inside this call
@@ -11,7 +11,7 @@ note: inside `core::num::<impl u64>::from_ascii_radix`
    = note: this error originates in the macro `from_str_int_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0080]: evaluation panicked: from_ascii_radix: radix must lie in the range `[2, 36]`
-  --> $DIR/parse_ints.rs:6:25
+  --> $DIR/parse_ints.rs:8:25
    |
 LL | const _TOO_HIGH: () = { u64::from_str_radix("12345ABCD", 37); };
    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `_TOO_HIGH` failed inside this call
diff --git a/tests/ui/consts/const_cmp_type_id.rs b/tests/ui/consts/const_cmp_type_id.rs
index db2d50f4d22..8c21f7b1a5a 100644
--- a/tests/ui/consts/const_cmp_type_id.rs
+++ b/tests/ui/consts/const_cmp_type_id.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ compile-flags: -Znext-solver
 #![feature(const_type_id, const_trait_impl, const_cmp)]
 
diff --git a/tests/ui/consts/const_cmp_type_id.stderr b/tests/ui/consts/const_cmp_type_id.stderr
index 540eec5098b..05b94caef79 100644
--- a/tests/ui/consts/const_cmp_type_id.stderr
+++ b/tests/ui/consts/const_cmp_type_id.stderr
@@ -1,5 +1,5 @@
 error[E0015]: cannot call non-const operator in constants
-  --> $DIR/const_cmp_type_id.rs:10:18
+  --> $DIR/const_cmp_type_id.rs:11:18
    |
 LL |         let _a = TypeId::of::<u8>() < TypeId::of::<u16>();
    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/tests/ui/consts/issue-73976-monomorphic.rs b/tests/ui/consts/issue-73976-monomorphic.rs
index 5f364cd995e..f43823fa155 100644
--- a/tests/ui/consts/issue-73976-monomorphic.rs
+++ b/tests/ui/consts/issue-73976-monomorphic.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ check-pass
 //
 // This test is complement to the test in issue-73976-polymorphic.rs.
diff --git a/tests/ui/consts/issue-94675.rs b/tests/ui/consts/issue-94675.rs
index 22791e7d15e..f2ddc928d12 100644
--- a/tests/ui/consts/issue-94675.rs
+++ b/tests/ui/consts/issue-94675.rs
@@ -1,3 +1,5 @@
+//@ ignore-backends: gcc
+
 #![feature(const_trait_impl)]
 
 struct Foo<'a> {
diff --git a/tests/ui/consts/issue-94675.stderr b/tests/ui/consts/issue-94675.stderr
index 608ce0cfef0..d7664de5c07 100644
--- a/tests/ui/consts/issue-94675.stderr
+++ b/tests/ui/consts/issue-94675.stderr
@@ -1,17 +1,17 @@
 error[E0277]: the trait bound `Vec<usize>: [const] Index<_>` is not satisfied
-  --> $DIR/issue-94675.rs:9:9
+  --> $DIR/issue-94675.rs:11:9
    |
 LL |         self.bar[0] = baz.len();
    |         ^^^^^^^^^^^
 
 error[E0277]: the trait bound `Vec<usize>: [const] IndexMut<usize>` is not satisfied
-  --> $DIR/issue-94675.rs:9:9
+  --> $DIR/issue-94675.rs:11:9
    |
 LL |         self.bar[0] = baz.len();
    |         ^^^^^^^^^^^
 
 error[E0277]: the trait bound `Vec<usize>: [const] Index<usize>` is not satisfied
-  --> $DIR/issue-94675.rs:9:9
+  --> $DIR/issue-94675.rs:11:9
    |
 LL |         self.bar[0] = baz.len();
    |         ^^^^^^^^^^^
diff --git a/tests/ui/consts/issue-miri-1910.rs b/tests/ui/consts/issue-miri-1910.rs
index 6eae885ea8a..78587bbb4dd 100644
--- a/tests/ui/consts/issue-miri-1910.rs
+++ b/tests/ui/consts/issue-miri-1910.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ error-pattern unable to turn pointer into raw bytes
 //@ normalize-stderr: "alloc[0-9]+\+0x[a-z0-9]+" -> "ALLOC"
 
diff --git a/tests/ui/consts/issue-miri-1910.stderr b/tests/ui/consts/issue-miri-1910.stderr
index 140b1861bb4..2b6e079e380 100644
--- a/tests/ui/consts/issue-miri-1910.stderr
+++ b/tests/ui/consts/issue-miri-1910.stderr
@@ -1,5 +1,5 @@
 error[E0080]: unable to turn pointer into integer
-  --> $DIR/issue-miri-1910.rs:7:5
+  --> $DIR/issue-miri-1910.rs:8:5
    |
 LL |     (&foo as *const _ as *const u8).add(one_and_a_half_pointers).read();
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `C` failed here
diff --git a/tests/ui/consts/missing_span_in_backtrace.rs b/tests/ui/consts/missing_span_in_backtrace.rs
index 893dc321604..4f3f9aa6ada 100644
--- a/tests/ui/consts/missing_span_in_backtrace.rs
+++ b/tests/ui/consts/missing_span_in_backtrace.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ compile-flags: -Z ui-testing=no
 
 use std::{
diff --git a/tests/ui/consts/missing_span_in_backtrace.stderr b/tests/ui/consts/missing_span_in_backtrace.stderr
index de4acbffa28..0ac1e281107 100644
--- a/tests/ui/consts/missing_span_in_backtrace.stderr
+++ b/tests/ui/consts/missing_span_in_backtrace.stderr
@@ -1,11 +1,11 @@
 error[E0080]: unable to copy parts of a pointer from memory at ALLOC0
-  --> $DIR/missing_span_in_backtrace.rs:14:9
+  --> $DIR/missing_span_in_backtrace.rs:15:9
    |
-14 | /         ptr::swap_nonoverlapping(
-15 | |             &mut ptr1 as *mut _ as *mut MaybeUninit<u8>,
-16 | |             &mut ptr2 as *mut _ as *mut MaybeUninit<u8>,
-17 | |             mem::size_of::<&i32>(),
-18 | |         );
+15 | /         ptr::swap_nonoverlapping(
+16 | |             &mut ptr1 as *mut _ as *mut MaybeUninit<u8>,
+17 | |             &mut ptr2 as *mut _ as *mut MaybeUninit<u8>,
+18 | |             mem::size_of::<&i32>(),
+19 | |         );
    | |_________^ evaluation of `X` failed inside this call
    |
    = help: this code performed an operation that depends on the underlying bytes representing a pointer
diff --git a/tests/ui/consts/try-operator.rs b/tests/ui/consts/try-operator.rs
index 59d9fcb1cbd..cd0bf8ea571 100644
--- a/tests/ui/consts/try-operator.rs
+++ b/tests/ui/consts/try-operator.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ run-pass
 
 #![feature(try_trait_v2)]
diff --git a/tests/ui/coroutine/panic-drops-resume.rs b/tests/ui/coroutine/panic-drops-resume.rs
index b23666b7885..ee58dab3e37 100644
--- a/tests/ui/coroutine/panic-drops-resume.rs
+++ b/tests/ui/coroutine/panic-drops-resume.rs
@@ -2,6 +2,7 @@
 
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 #![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
 
diff --git a/tests/ui/coroutine/panic-drops.rs b/tests/ui/coroutine/panic-drops.rs
index 8c2cf560f2a..c8ac401372f 100644
--- a/tests/ui/coroutine/panic-drops.rs
+++ b/tests/ui/coroutine/panic-drops.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 #![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
 
diff --git a/tests/ui/coroutine/panic-safe.rs b/tests/ui/coroutine/panic-safe.rs
index 6b9b4cb33c3..cee2afacb61 100644
--- a/tests/ui/coroutine/panic-safe.rs
+++ b/tests/ui/coroutine/panic-safe.rs
@@ -1,6 +1,6 @@
 //@ run-pass
 //@ needs-unwind
-
+//@ ignore-backends: gcc
 
 #![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
 
diff --git a/tests/ui/coroutine/resume-after-return.rs b/tests/ui/coroutine/resume-after-return.rs
index 7028e1e81e5..f566bd37d3d 100644
--- a/tests/ui/coroutine/resume-after-return.rs
+++ b/tests/ui/coroutine/resume-after-return.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ run-pass
 //@ needs-unwind
 
diff --git a/tests/ui/coroutine/unwind-abort-mix.rs b/tests/ui/coroutine/unwind-abort-mix.rs
index 517c6613e3d..175c2928a80 100644
--- a/tests/ui/coroutine/unwind-abort-mix.rs
+++ b/tests/ui/coroutine/unwind-abort-mix.rs
@@ -6,6 +6,7 @@
 //@ aux-build:unwind-aux.rs
 //@ compile-flags: -Cpanic=abort
 //@ needs-unwind
+//@ ignore-backends: gcc
 extern crate unwind_aux;
 
 pub fn main() {
diff --git a/tests/ui/issues/auxiliary/issue-2472-b.rs b/tests/ui/cross-crate/auxiliary/exporting-impl-from-root-causes-ice-2472-b.rs
index 0d151520fe0..0d151520fe0 100644
--- a/tests/ui/issues/auxiliary/issue-2472-b.rs
+++ b/tests/ui/cross-crate/auxiliary/exporting-impl-from-root-causes-ice-2472-b.rs
diff --git a/tests/ui/cross-crate/exporting-impl-from-root-causes-ice-2472.rs b/tests/ui/cross-crate/exporting-impl-from-root-causes-ice-2472.rs
new file mode 100644
index 00000000000..86d637b579d
--- /dev/null
+++ b/tests/ui/cross-crate/exporting-impl-from-root-causes-ice-2472.rs
@@ -0,0 +1,15 @@
+//@ run-pass
+//@ aux-build:exporting-impl-from-root-causes-ice-2472-b.rs
+
+
+extern crate exporting_impl_from_root_causes_ice_2472_b as lib;
+
+use lib::{S, T};
+
+pub fn main() {
+    let s = S(());
+    s.foo();
+    s.bar();
+}
+
+// https://github.com/rust-lang/rust/issues/2472
diff --git a/tests/ui/delegation/fn-header.rs b/tests/ui/delegation/fn-header.rs
index 9de0d549f20..608aef8d968 100644
--- a/tests/ui/delegation/fn-header.rs
+++ b/tests/ui/delegation/fn-header.rs
@@ -1,6 +1,7 @@
 //@ check-pass
 //@ edition:2018
 //@ aux-crate:fn_header_aux=fn-header-aux.rs
+//@ ignore-backends: gcc
 
 #![feature(c_variadic)]
 #![feature(fn_delegation)]
diff --git a/tests/ui/issues/issue-34229.rs b/tests/ui/derives/invalid-derive-comparison-34229.rs
index 13e627a492f..d77ca78dc81 100644
--- a/tests/ui/issues/issue-34229.rs
+++ b/tests/ui/derives/invalid-derive-comparison-34229.rs
@@ -3,3 +3,5 @@
 //~^ ERROR can't compare `Comparable`
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/34229
diff --git a/tests/ui/issues/issue-34229.stderr b/tests/ui/derives/invalid-derive-comparison-34229.stderr
index 2385284de0b..e3a9970670e 100644
--- a/tests/ui/issues/issue-34229.stderr
+++ b/tests/ui/derives/invalid-derive-comparison-34229.stderr
@@ -1,5 +1,5 @@
 error[E0277]: can't compare `Comparable` with `Comparable`
-  --> $DIR/issue-34229.rs:2:46
+  --> $DIR/invalid-derive-comparison-34229.rs:2:46
    |
 LL | #[derive(PartialEq, PartialOrd)] struct Nope(Comparable);
    |                     ----------               ^^^^^^^^^^ no implementation for `Comparable < Comparable` and `Comparable > Comparable`
diff --git a/tests/ui/issues/issue-9446.rs b/tests/ui/drop/drop-immediate-non-box-ty-9446.rs
index a6ea91e8785..ad3f7b64aa9 100644
--- a/tests/ui/issues/issue-9446.rs
+++ b/tests/ui/drop/drop-immediate-non-box-ty-9446.rs
@@ -28,3 +28,5 @@ pub fn main() {
         Wrapper::new("Bob".to_string()).say_hi();
     }
 }
+
+// https://github.com/rust-lang/rust/issues/9446
diff --git a/tests/ui/drop/dynamic-drop-async.rs b/tests/ui/drop/dynamic-drop-async.rs
index e7a32d3c24e..64de6995c7a 100644
--- a/tests/ui/drop/dynamic-drop-async.rs
+++ b/tests/ui/drop/dynamic-drop-async.rs
@@ -6,6 +6,7 @@
 //@ run-pass
 //@ needs-unwind
 //@ edition:2018
+//@ ignore-backends: gcc
 
 #![allow(unused)]
 
diff --git a/tests/ui/drop/dynamic-drop.rs b/tests/ui/drop/dynamic-drop.rs
index b695b5702d9..1bd75e1852c 100644
--- a/tests/ui/drop/dynamic-drop.rs
+++ b/tests/ui/drop/dynamic-drop.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 #![feature(coroutines, coroutine_trait, stmt_expr_attributes)]
 #![feature(if_let_guard)]
diff --git a/tests/ui/issues/issue-32326.rs b/tests/ui/enum/recursive-enum-memory-32326.rs
index e928c66e2cc..6b8b04a7c91 100644
--- a/tests/ui/issues/issue-32326.rs
+++ b/tests/ui/enum/recursive-enum-memory-32326.rs
@@ -8,3 +8,5 @@ enum Expr { //~ ERROR E0072
 }
 
 fn main() { }
+
+// https://github.com/rust-lang/rust/issues/32326
diff --git a/tests/ui/issues/issue-32326.stderr b/tests/ui/enum/recursive-enum-memory-32326.stderr
index 1989a915cc1..0260a6758ed 100644
--- a/tests/ui/issues/issue-32326.stderr
+++ b/tests/ui/enum/recursive-enum-memory-32326.stderr
@@ -1,5 +1,5 @@
 error[E0072]: recursive type `Expr` has infinite size
-  --> $DIR/issue-32326.rs:5:1
+  --> $DIR/recursive-enum-memory-32326.rs:5:1
    |
 LL | enum Expr {
    | ^^^^^^^^^
diff --git a/tests/ui/float/target-has-reliable-nightly-float.rs b/tests/ui/float/target-has-reliable-nightly-float.rs
index ad8600fc635..399f101f49a 100644
--- a/tests/ui/float/target-has-reliable-nightly-float.rs
+++ b/tests/ui/float/target-has-reliable-nightly-float.rs
@@ -19,8 +19,10 @@ pub fn has_f128() {}
 pub fn has_f128_math() {}
 
 fn main() {
-    if cfg!(target_arch = "aarch64") && cfg!(target_os = "linux") {
-        // Aarch64+Linux is one target that has support for all features, so use it to spot
+    if cfg!(target_arch = "aarch64") &&
+        cfg!(target_os = "linux") &&
+        cfg!(not(target_env = "musl")) {
+        // Aarch64+GNU+Linux is one target that has support for all features, so use it to spot
         // check that the compiler does indeed enable these gates.
 
         assert!(cfg!(target_has_reliable_f16));
diff --git a/tests/ui/issues/auxiliary/issue-18514.rs b/tests/ui/generics/auxiliary/generic-impl-method-match-autoderef-18514.rs
index 20c8e60ee45..20c8e60ee45 100644
--- a/tests/ui/issues/auxiliary/issue-18514.rs
+++ b/tests/ui/generics/auxiliary/generic-impl-method-match-autoderef-18514.rs
diff --git a/tests/ui/issues/issue-18514.rs b/tests/ui/generics/generic-impl-method-match-autoderef-18514.rs
index 89f58d3988d..3520e936209 100644
--- a/tests/ui/issues/issue-18514.rs
+++ b/tests/ui/generics/generic-impl-method-match-autoderef-18514.rs
@@ -5,12 +5,14 @@
 // expression that autoderefs through an overloaded generic deref
 // impl.
 
-//@ aux-build:issue-18514.rs
+//@ aux-build:generic-impl-method-match-autoderef-18514.rs
 
-extern crate issue_18514 as ice;
+extern crate generic_impl_method_match_autoderef_18514 as ice;
 use ice::{Tr, St};
 
 fn main() {
     let st: St<()> = St(vec![]);
     st.tr();
 }
+
+// https://github.com/rust-lang/rust/issues/18514
diff --git a/tests/ui/intrinsics/panic-uninitialized-zeroed.rs b/tests/ui/intrinsics/panic-uninitialized-zeroed.rs
index 346a94c37dd..cdf8aa85482 100644
--- a/tests/ui/intrinsics/panic-uninitialized-zeroed.rs
+++ b/tests/ui/intrinsics/panic-uninitialized-zeroed.rs
@@ -4,6 +4,7 @@
 //@ revisions: default strict
 //@ [strict]compile-flags: -Zstrict-init-checks
 //@ needs-subprocess
+//@ ignore-backends: gcc
 
 #![allow(deprecated, invalid_value)]
 #![feature(never_type)]
diff --git a/tests/ui/issues/issue-14875.rs b/tests/ui/issues/issue-14875.rs
index 235d255716f..e330c64a335 100644
--- a/tests/ui/issues/issue-14875.rs
+++ b/tests/ui/issues/issue-14875.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 // Check that values are not leaked when a dtor panics (#14875)
 
diff --git a/tests/ui/issues/issue-2472.rs b/tests/ui/issues/issue-2472.rs
deleted file mode 100644
index f8f539ed1d1..00000000000
--- a/tests/ui/issues/issue-2472.rs
+++ /dev/null
@@ -1,13 +0,0 @@
-//@ run-pass
-//@ aux-build:issue-2472-b.rs
-
-
-extern crate issue_2472_b;
-
-use issue_2472_b::{S, T};
-
-pub fn main() {
-    let s = S(());
-    s.foo();
-    s.bar();
-}
diff --git a/tests/ui/issues/issue-29948.rs b/tests/ui/issues/issue-29948.rs
index 77e1f6807d9..77a3885da04 100644
--- a/tests/ui/issues/issue-29948.rs
+++ b/tests/ui/issues/issue-29948.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 use std::panic;
 
diff --git a/tests/ui/issues/issue-49544.rs b/tests/ui/issues/issue-49544.rs
deleted file mode 100644
index bb052501f8b..00000000000
--- a/tests/ui/issues/issue-49544.rs
+++ /dev/null
@@ -1,9 +0,0 @@
-//@ aux-build:issue-49544.rs
-//@ check-pass
-
-extern crate issue_49544;
-use issue_49544::foo;
-
-fn main() {
-    let _ = foo();
-}
diff --git a/tests/ui/issues/auxiliary/issue-49544.rs b/tests/ui/iterators/auxiliary/iterator-adapter-undeclared-type-49544.rs
index f8b3a3fba1e..f8b3a3fba1e 100644
--- a/tests/ui/issues/auxiliary/issue-49544.rs
+++ b/tests/ui/iterators/auxiliary/iterator-adapter-undeclared-type-49544.rs
diff --git a/tests/ui/iterators/iter-sum-overflow-debug.rs b/tests/ui/iterators/iter-sum-overflow-debug.rs
index 32efc925a45..974282b0379 100644
--- a/tests/ui/iterators/iter-sum-overflow-debug.rs
+++ b/tests/ui/iterators/iter-sum-overflow-debug.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 //@ compile-flags: -C debug_assertions=yes
 
 use std::panic;
diff --git a/tests/ui/iterators/iter-sum-overflow-overflow-checks.rs b/tests/ui/iterators/iter-sum-overflow-overflow-checks.rs
index 8fffd19e2be..aba6f9a188f 100644
--- a/tests/ui/iterators/iter-sum-overflow-overflow-checks.rs
+++ b/tests/ui/iterators/iter-sum-overflow-overflow-checks.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 //@ compile-flags: -C overflow-checks
 
 use std::panic;
diff --git a/tests/ui/iterators/iterator-adapter-undeclared-type-49544.rs b/tests/ui/iterators/iterator-adapter-undeclared-type-49544.rs
new file mode 100644
index 00000000000..f2532ceb1ba
--- /dev/null
+++ b/tests/ui/iterators/iterator-adapter-undeclared-type-49544.rs
@@ -0,0 +1,11 @@
+//@ aux-build:iterator-adapter-undeclared-type-49544.rs
+//@ check-pass
+
+extern crate iterator_adapter_undeclared_type_49544 as lib;
+use lib::foo;
+
+fn main() {
+    let _ = foo();
+}
+
+// https://github.com/rust-lang/rust/issues/49544
diff --git a/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.fixed b/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.fixed
new file mode 100644
index 00000000000..4b0bca3d44a
--- /dev/null
+++ b/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.fixed
@@ -0,0 +1,12 @@
+//@ run-rustfix
+
+#![deny(unused_parens)]
+#![allow(warnings)]
+trait MyTrait {}
+
+fn foo(_: Box<dyn FnMut(&mut u32) -> &mut (dyn MyTrait) + Send + Sync>) {}
+
+//~v ERROR unnecessary parentheses around type
+fn bar(_: Box<dyn FnMut(&mut u32) -> &mut dyn MyTrait>) {}
+
+fn main() {}
diff --git a/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.rs b/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.rs
new file mode 100644
index 00000000000..4eefd3dc81a
--- /dev/null
+++ b/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.rs
@@ -0,0 +1,12 @@
+//@ run-rustfix
+
+#![deny(unused_parens)]
+#![allow(warnings)]
+trait MyTrait {}
+
+fn foo(_: Box<dyn FnMut(&mut u32) -> &mut (dyn MyTrait) + Send + Sync>) {}
+
+//~v ERROR unnecessary parentheses around type
+fn bar(_: Box<dyn FnMut(&mut u32) -> &mut (dyn MyTrait)>) {}
+
+fn main() {}
diff --git a/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.stderr b/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.stderr
new file mode 100644
index 00000000000..89455e3db73
--- /dev/null
+++ b/tests/ui/lint/unused/unused-parens-false-positive-issue-143653.stderr
@@ -0,0 +1,19 @@
+error: unnecessary parentheses around type
+  --> $DIR/unused-parens-false-positive-issue-143653.rs:10:43
+   |
+LL | fn bar(_: Box<dyn FnMut(&mut u32) -> &mut (dyn MyTrait)>) {}
+   |                                           ^           ^
+   |
+note: the lint level is defined here
+  --> $DIR/unused-parens-false-positive-issue-143653.rs:3:9
+   |
+LL | #![deny(unused_parens)]
+   |         ^^^^^^^^^^^^^
+help: remove these parentheses
+   |
+LL - fn bar(_: Box<dyn FnMut(&mut u32) -> &mut (dyn MyTrait)>) {}
+LL + fn bar(_: Box<dyn FnMut(&mut u32) -> &mut dyn MyTrait>) {}
+   |
+
+error: aborting due to 1 previous error
+
diff --git a/tests/ui/loop-match/suggest-const-item.rs b/tests/ui/loop-match/suggest-const-item.rs
new file mode 100644
index 00000000000..f921b430b8c
--- /dev/null
+++ b/tests/ui/loop-match/suggest-const-item.rs
@@ -0,0 +1,174 @@
+#![allow(incomplete_features)]
+#![feature(loop_match)]
+#![feature(generic_const_items)]
+#![crate_type = "lib"]
+
+const fn const_fn() -> i32 {
+    1
+}
+
+#[unsafe(no_mangle)]
+fn suggest_const_block<const N: i32>() -> i32 {
+    let mut state = 0;
+    #[loop_match]
+    loop {
+        state = 'blk: {
+            match state {
+                0 => {
+                    #[const_continue]
+                    break 'blk const_fn();
+                    //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                }
+                1 => {
+                    #[const_continue]
+                    break 'blk const { const_fn() };
+                    //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                }
+                2 => {
+                    #[const_continue]
+                    break 'blk N;
+                    //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                }
+                _ => {
+                    #[const_continue]
+                    break 'blk 1 + 1;
+                    //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                }
+            }
+        }
+    }
+    state
+}
+
+struct S;
+
+impl S {
+    const M: usize = 42;
+
+    fn g() {
+        let mut state = 0;
+        #[loop_match]
+        loop {
+            state = 'blk: {
+                match state {
+                    0 => {
+                        #[const_continue]
+                        break 'blk Self::M;
+                    }
+                    _ => panic!(),
+                }
+            }
+        }
+    }
+}
+
+trait T {
+    const N: usize;
+
+    fn f() {
+        let mut state = 0;
+        #[loop_match]
+        loop {
+            state = 'blk: {
+                match state {
+                    0 => {
+                        #[const_continue]
+                        break 'blk Self::N;
+                        //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                    }
+                    _ => panic!(),
+                }
+            }
+        }
+    }
+}
+
+impl T for S {
+    const N: usize = 1;
+}
+
+impl S {
+    fn h() {
+        let mut state = 0;
+        #[loop_match]
+        loop {
+            state = 'blk: {
+                match state {
+                    0 => {
+                        #[const_continue]
+                        break 'blk Self::N;
+                    }
+                    _ => panic!(),
+                }
+            }
+        }
+    }
+}
+
+trait T2<U> {
+    const L: u32;
+
+    fn p() {
+        let mut state = 0;
+        #[loop_match]
+        loop {
+            state = 'blk: {
+                match state {
+                    0 => {
+                        #[const_continue]
+                        break 'blk Self::L;
+                        //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                    }
+                    _ => panic!(),
+                }
+            }
+        }
+    }
+}
+
+const SIZE_OF<T>: usize = size_of::<T>();
+
+fn q<T>() {
+    let mut state = 0;
+    #[loop_match]
+    loop {
+        state = 'blk: {
+            match state {
+                0 => {
+                    #[const_continue]
+                    break 'blk SIZE_OF::<T>;
+                    //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                }
+                _ => panic!(),
+            }
+        }
+    }
+}
+
+trait Trait<T> {
+    const X: usize = 9000;
+    const Y: usize = size_of::<T>();
+}
+
+impl<T> Trait<T> for () {}
+
+fn r<T>() {
+    let mut state = 0;
+    #[loop_match]
+    loop {
+        state = 'blk: {
+            match state {
+                0 => {
+                    #[const_continue]
+                    break 'blk <() as Trait<T>>::X;
+                }
+                1 => {
+                    #[const_continue]
+                    break 'blk <() as Trait<T>>::Y;
+                    //~^ ERROR could not determine the target branch for this `#[const_continue]`
+                }
+                _ => panic!(),
+            }
+        }
+    }
+}
diff --git a/tests/ui/loop-match/suggest-const-item.stderr b/tests/ui/loop-match/suggest-const-item.stderr
new file mode 100644
index 00000000000..787474479ad
--- /dev/null
+++ b/tests/ui/loop-match/suggest-const-item.stderr
@@ -0,0 +1,58 @@
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:19:32
+   |
+LL |                     break 'blk const_fn();
+   |                                ^^^^^^^^^^ this value must be a literal or a monomorphic const
+   |
+   = help: try extracting the expression into a `const` item
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:24:32
+   |
+LL |                     break 'blk const { const_fn() };
+   |                                ^^^^^^^^^^^^^^^^^^^^ `const` blocks may use generics, and are not evaluated early enough
+   |
+   = help: try extracting the expression into a `const` item
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:29:32
+   |
+LL |                     break 'blk N;
+   |                                ^ constant parameters may use generics, and are not evaluated early enough
+   |
+   = help: try extracting the expression into a `const` item
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:34:32
+   |
+LL |                     break 'blk 1 + 1;
+   |                                ^^^^^ this value must be a literal or a monomorphic const
+   |
+   = help: try extracting the expression into a `const` item
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:76:36
+   |
+LL |                         break 'blk Self::N;
+   |                                    ^^^^^^^ this value is too generic
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:119:36
+   |
+LL |                         break 'blk Self::L;
+   |                                    ^^^^^^^ this value is too generic
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:139:32
+   |
+LL |                     break 'blk SIZE_OF::<T>;
+   |                                ^^^^^^^^^^^^ this value is too generic
+
+error: could not determine the target branch for this `#[const_continue]`
+  --> $DIR/suggest-const-item.rs:167:32
+   |
+LL |                     break 'blk <() as Trait<T>>::Y;
+   |                                ^^^^^^^^^^^^^^^^^^^ this value is too generic
+
+error: aborting due to 8 previous errors
+
diff --git a/tests/ui/lto/all-crates.rs b/tests/ui/lto/all-crates.rs
index ceabf9f05df..fa17684dcff 100644
--- a/tests/ui/lto/all-crates.rs
+++ b/tests/ui/lto/all-crates.rs
@@ -2,6 +2,7 @@
 
 //@ compile-flags: -Clto=thin
 //@ no-prefer-dynamic
+//@ ignore-backends: gcc
 
 fn main() {
     println!("hello!");
diff --git a/tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs b/tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs
index a38d0e2b2e3..8579fd599f7 100644
--- a/tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs
+++ b/tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ compile-flags: -C lto=thin
 //@ aux-build:lto-rustc-loads-linker-plugin.rs
 //@ run-pass
diff --git a/tests/ui/lto/thin-lto-inlines2.rs b/tests/ui/lto/thin-lto-inlines2.rs
index 735557ab491..4c7b9278b08 100644
--- a/tests/ui/lto/thin-lto-inlines2.rs
+++ b/tests/ui/lto/thin-lto-inlines2.rs
@@ -4,6 +4,7 @@
 //@ aux-build:thin-lto-inlines-aux.rs
 //@ no-prefer-dynamic
 //@ ignore-emscripten can't inspect instructions on emscripten
+//@ ignore-backends: gcc
 
 // We want to assert here that ThinLTO will inline across codegen units. There's
 // not really a great way to do that in general so we sort of hack around it by
diff --git a/tests/ui/issues/issue-34418.rs b/tests/ui/macros/macro-invocation-with-curly-braces-34418.rs
index 0dcefb01935..46dbdd35ef6 100644
--- a/tests/ui/issues/issue-34418.rs
+++ b/tests/ui/macros/macro-invocation-with-curly-braces-34418.rs
@@ -17,3 +17,5 @@ fn g() {
 }
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/34418
diff --git a/tests/ui/issues/issue-106755.rs b/tests/ui/marker_trait_attr/conflicting-send-impls-for-marker-trait-106755.rs
index d7e7122ebda..891b8c1f74d 100644
--- a/tests/ui/issues/issue-106755.rs
+++ b/tests/ui/marker_trait_attr/conflicting-send-impls-for-marker-trait-106755.rs
@@ -20,3 +20,5 @@ impl !Send for TestType<i32> {}
 //~^ ERROR `!Send` impls cannot be specialized
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/106755
diff --git a/tests/ui/issues/issue-106755.stderr b/tests/ui/marker_trait_attr/conflicting-send-impls-for-marker-trait-106755.stderr
index da6b8c5c563..100b3bf1ae3 100644
--- a/tests/ui/issues/issue-106755.stderr
+++ b/tests/ui/marker_trait_attr/conflicting-send-impls-for-marker-trait-106755.stderr
@@ -1,5 +1,5 @@
 error[E0751]: found both positive and negative implementation of trait `Send` for type `TestType<_>`:
-  --> $DIR/issue-106755.rs:13:1
+  --> $DIR/conflicting-send-impls-for-marker-trait-106755.rs:13:1
    |
 LL | unsafe impl<T: MyTrait + 'static> Send for TestType<T> {}
    | ------------------------------------------------------ positive implementation here
@@ -8,7 +8,7 @@ LL | impl<T: MyTrait> !Send for TestType<T> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ negative implementation here
 
 error[E0119]: conflicting implementations of trait `Send` for type `TestType<_>`
-  --> $DIR/issue-106755.rs:17:1
+  --> $DIR/conflicting-send-impls-for-marker-trait-106755.rs:17:1
    |
 LL | unsafe impl<T: MyTrait + 'static> Send for TestType<T> {}
    | ------------------------------------------------------ first implementation here
@@ -17,26 +17,26 @@ LL | unsafe impl<T: 'static> Send for TestType<T> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `TestType<_>`
 
 error[E0367]: `!Send` impl requires `T: MyTrait` but the struct it is implemented for does not
-  --> $DIR/issue-106755.rs:13:9
+  --> $DIR/conflicting-send-impls-for-marker-trait-106755.rs:13:9
    |
 LL | impl<T: MyTrait> !Send for TestType<T> {}
    |         ^^^^^^^
    |
 note: the implementor must specify the same requirement
-  --> $DIR/issue-106755.rs:9:1
+  --> $DIR/conflicting-send-impls-for-marker-trait-106755.rs:9:1
    |
 LL | struct TestType<T>(::std::marker::PhantomData<T>);
    | ^^^^^^^^^^^^^^^^^^
 
 error[E0366]: `!Send` impls cannot be specialized
-  --> $DIR/issue-106755.rs:19:1
+  --> $DIR/conflicting-send-impls-for-marker-trait-106755.rs:19:1
    |
 LL | impl !Send for TestType<i32> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: `i32` is not a generic parameter
 note: use the same sequence of generic lifetime, type and const parameters as the struct definition
-  --> $DIR/issue-106755.rs:9:1
+  --> $DIR/conflicting-send-impls-for-marker-trait-106755.rs:9:1
    |
 LL | struct TestType<T>(::std::marker::PhantomData<T>);
    | ^^^^^^^^^^^^^^^^^^
diff --git a/tests/ui/issues/issue-46964.rs b/tests/ui/match/innocent-looking-match-crash-46964.rs
index 6a29d91df73..c3efe874703 100644
--- a/tests/ui/issues/issue-46964.rs
+++ b/tests/ui/match/innocent-looking-match-crash-46964.rs
@@ -17,3 +17,5 @@ pub fn crash() -> bool {
 }
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/46964
diff --git a/tests/ui/issues/issue-53843.rs b/tests/ui/methods/inherent-method-resolution-on-deref-type-53843.rs
index d4b0b1e332b..0b2ab9afc39 100644
--- a/tests/ui/issues/issue-53843.rs
+++ b/tests/ui/methods/inherent-method-resolution-on-deref-type-53843.rs
@@ -24,3 +24,5 @@ fn main() {
     let pin = Pin(&mut unit);
     pin.poll();
 }
+
+// https://github.com/rust-lang/rust/issues/53843
diff --git a/tests/ui/mir/mir_drop_order.rs b/tests/ui/mir/mir_drop_order.rs
index 21d1054c422..a7a1a26a956 100644
--- a/tests/ui/mir/mir_drop_order.rs
+++ b/tests/ui/mir/mir_drop_order.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 
 use std::cell::RefCell;
 use std::panic;
diff --git a/tests/ui/mir/mir_let_chains_drop_order.rs b/tests/ui/mir/mir_let_chains_drop_order.rs
index 8a54f21b57f..1579e298ee7 100644
--- a/tests/ui/mir/mir_let_chains_drop_order.rs
+++ b/tests/ui/mir/mir_let_chains_drop_order.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 //@ edition: 2024
 
 // See `mir_drop_order.rs` for more information
diff --git a/tests/ui/mir/mir_match_guard_let_chains_drop_order.rs b/tests/ui/mir/mir_match_guard_let_chains_drop_order.rs
index e98d57d1154..3196513454b 100644
--- a/tests/ui/mir/mir_match_guard_let_chains_drop_order.rs
+++ b/tests/ui/mir/mir_match_guard_let_chains_drop_order.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 //@ revisions: edition2021 edition2024
 //@ [edition2021] edition: 2021
 //@ [edition2024] edition: 2024
diff --git a/tests/ui/moves/suggest-clone-when-some-obligation-is-unmet.stderr b/tests/ui/moves/suggest-clone-when-some-obligation-is-unmet.stderr
index c626796e01d..6272455cc57 100644
--- a/tests/ui/moves/suggest-clone-when-some-obligation-is-unmet.stderr
+++ b/tests/ui/moves/suggest-clone-when-some-obligation-is-unmet.stderr
@@ -8,6 +8,14 @@ LL |     let mut copy: Vec<U> = map.clone().into_values().collect();
    |
 note: `HashMap::<K, V, S>::into_values` takes ownership of the receiver `self`, which moves value
   --> $SRC_DIR/std/src/collections/hash/map.rs:LL:COL
+note: if `Hash128_1` implemented `Clone`, you could clone the value
+  --> $DIR/suggest-clone-when-some-obligation-is-unmet.rs:8:1
+   |
+LL | pub struct Hash128_1;
+   | ^^^^^^^^^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     let mut copy: Vec<U> = map.clone().into_values().collect();
+   |                            ----------- you could clone this value
 help: you could `clone` the value and consume it, if the `Hash128_1: Clone` trait bound could be satisfied
    |
 LL -     let mut copy: Vec<U> = map.clone().into_values().collect();
diff --git a/tests/ui/nll/issue-21232-partial-init-and-erroneous-use.stderr b/tests/ui/nll/issue-21232-partial-init-and-erroneous-use.stderr
index 63f230be7d4..3363c4ea28b 100644
--- a/tests/ui/nll/issue-21232-partial-init-and-erroneous-use.stderr
+++ b/tests/ui/nll/issue-21232-partial-init-and-erroneous-use.stderr
@@ -27,6 +27,15 @@ LL |     drop(d);
    |          - value moved here
 LL |     d.x = 10;
    |     ^^^^^^^^ value assigned here after move
+   |
+note: if `D` implemented `Clone`, you could clone the value
+  --> $DIR/issue-21232-partial-init-and-erroneous-use.rs:11:1
+   |
+LL | struct D {
+   | ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     drop(d);
+   |          - you could clone this value
 
 error[E0381]: partially assigned binding `d` isn't fully initialized
   --> $DIR/issue-21232-partial-init-and-erroneous-use.rs:45:5
@@ -57,6 +66,15 @@ LL |     drop(d);
    |          - value moved here
 LL |     d.s.y = 20;
    |     ^^^^^^^^^^ value partially assigned here after move
+   |
+note: if `D` implemented `Clone`, you could clone the value
+  --> $DIR/issue-21232-partial-init-and-erroneous-use.rs:11:1
+   |
+LL | struct D {
+   | ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     drop(d);
+   |          - you could clone this value
 
 error: aborting due to 6 previous errors
 
diff --git a/tests/ui/numbers-arithmetic/u128-as-f32.rs b/tests/ui/numbers-arithmetic/u128-as-f32.rs
index 88579f507eb..57c82d5a24f 100644
--- a/tests/ui/numbers-arithmetic/u128-as-f32.rs
+++ b/tests/ui/numbers-arithmetic/u128-as-f32.rs
@@ -1,4 +1,5 @@
 //@ run-pass
+//@ ignore-backends: gcc
 
 #![feature(test)]
 #![deny(overflowing_literals)]
diff --git a/tests/ui/panic-runtime/abort-link-to-unwinding-crates.rs b/tests/ui/panic-runtime/abort-link-to-unwinding-crates.rs
index 0566d2319df..bef2d8bcff0 100644
--- a/tests/ui/panic-runtime/abort-link-to-unwinding-crates.rs
+++ b/tests/ui/panic-runtime/abort-link-to-unwinding-crates.rs
@@ -3,6 +3,7 @@
 //@ aux-build:exit-success-if-unwind.rs
 //@ no-prefer-dynamic
 //@ needs-subprocess
+//@ ignore-backends: gcc
 
 extern crate exit_success_if_unwind;
 
diff --git a/tests/ui/panic-runtime/abort.rs b/tests/ui/panic-runtime/abort.rs
index 8cdfd018a92..2a52228801f 100644
--- a/tests/ui/panic-runtime/abort.rs
+++ b/tests/ui/panic-runtime/abort.rs
@@ -2,6 +2,7 @@
 //@ compile-flags:-C panic=abort
 //@ no-prefer-dynamic
 //@ needs-subprocess
+//@ ignore-backends: gcc
 
 use std::env;
 use std::process::Command;
diff --git a/tests/ui/panic-runtime/link-to-abort.rs b/tests/ui/panic-runtime/link-to-abort.rs
index a4013f2a6cf..98718ab8342 100644
--- a/tests/ui/panic-runtime/link-to-abort.rs
+++ b/tests/ui/panic-runtime/link-to-abort.rs
@@ -2,6 +2,7 @@
 
 //@ compile-flags:-C panic=abort
 //@ no-prefer-dynamic
+//@ ignore-backends: gcc
 
 #![feature(panic_abort)]
 
diff --git a/tests/ui/panic-runtime/lto-abort.rs b/tests/ui/panic-runtime/lto-abort.rs
index cf15ae6435b..cf36cd8c810 100644
--- a/tests/ui/panic-runtime/lto-abort.rs
+++ b/tests/ui/panic-runtime/lto-abort.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ run-pass
 //@ compile-flags:-C lto -C panic=abort
 //@ no-prefer-dynamic
diff --git a/tests/ui/parser/unclosed-delimiter-in-dep.rs b/tests/ui/parser/unclosed-delimiter-in-dep.rs
index 40f517f317e..4f0423a704f 100644
--- a/tests/ui/parser/unclosed-delimiter-in-dep.rs
+++ b/tests/ui/parser/unclosed-delimiter-in-dep.rs
@@ -1,3 +1,5 @@
+//@ ignore-backends: gcc
+
 mod unclosed_delim_mod;
 
 fn main() {
diff --git a/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures-inside.stderr b/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures-inside.stderr
index f19fed08917..deb14d141a9 100644
--- a/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures-inside.stderr
+++ b/tests/ui/pattern/move-ref-patterns/move-ref-patterns-closure-captures-inside.stderr
@@ -146,6 +146,15 @@ LL |         m!((ref mut borrow, mov) = tup0);
 ...
 LL |     drop(&tup0);
    |          ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!((ref mut borrow, mov) = tup0);
+   |                                    ---- you could clone this value
 
 error[E0382]: borrow of moved value: `tup1`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:76:10
@@ -161,6 +170,15 @@ LL |         m!((mov, _, ref mut borrow) = tup1);
 ...
 LL |     drop(&tup1);
    |          ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!((mov, _, ref mut borrow) = tup1);
+   |                                       ---- you could clone this value
 
 error[E0382]: borrow of moved value: `tup2`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:77:10
@@ -176,6 +194,15 @@ LL |         m!((ref borrow, mov) = tup2);
 ...
 LL |     drop(&tup2);
    |          ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!((ref borrow, mov) = tup2);
+   |                                ---- you could clone this value
 
 error[E0382]: borrow of moved value: `tup3`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:78:10
@@ -191,6 +218,15 @@ LL |         m!((mov, _, ref borrow) = tup3);
 ...
 LL |     drop(&tup3);
    |          ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!((mov, _, ref borrow) = tup3);
+   |                                   ---- you could clone this value
 
 error[E0382]: borrow of moved value: `tup4`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:79:21
@@ -206,6 +242,15 @@ LL |         m!((ref borrow, mov) = tup4);
 ...
 LL |     m!((ref x, _) = &tup4);
    |                     ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!((ref borrow, mov) = tup4);
+   |                                ---- you could clone this value
 
 error[E0382]: borrow of moved value: `arr0`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:80:10
@@ -221,6 +266,15 @@ LL |         m!([mov @ .., ref borrow] = arr0);
 ...
 LL |     drop(&arr0);
    |          ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!([mov @ .., ref borrow] = arr0);
+   |                                     ---- you could clone this value
 
 error[E0382]: borrow of moved value: `arr1`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:81:35
@@ -236,6 +290,15 @@ LL |         m!([_, ref mut borrow @ .., _, mov] = arr1);
 ...
 LL |     m!([_, mov1, mov2, mov3, _] = &arr1);
    |                                   ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!([_, ref mut borrow @ .., _, mov] = arr1);
+   |                                               ---- you could clone this value
 
 error[E0382]: borrow of moved value: `arr2`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:82:10
@@ -251,6 +314,15 @@ LL |         m!([mov @ .., ref borrow] = arr2);
 ...
 LL |     drop(&arr2);
    |          ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!([mov @ .., ref borrow] = arr2);
+   |                                     ---- you could clone this value
 
 error[E0382]: borrow of moved value: `arr3`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:83:35
@@ -265,6 +337,15 @@ LL |         m!([_, ref borrow @ .., _, mov] = arr3);
 ...
 LL |     m!([_, mov1, mov2, mov3, _] = &arr3);
    |                                   ^^^^^ value borrowed here after move
+   |
+note: if `S` implemented `Clone`, you could clone the value
+  --> $DIR/move-ref-patterns-closure-captures-inside.rs:2:5
+   |
+LL |     struct S; // Not `Copy`.
+   |     ^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         m!([_, ref borrow @ .., _, mov] = arr3);
+   |                                           ---- you could clone this value
 
 error[E0382]: borrow of moved value: `tup0`
   --> $DIR/move-ref-patterns-closure-captures-inside.rs:111:10
diff --git a/tests/ui/issues/issue-54062.rs b/tests/ui/privacy/private-field-access-in-mutex-54062.rs
index 093d6601d4e..f145f9c3e52 100644
--- a/tests/ui/issues/issue-54062.rs
+++ b/tests/ui/privacy/private-field-access-in-mutex-54062.rs
@@ -10,3 +10,5 @@ fn testing(test: Test) {
     let _ = test.comps.inner.try_lock();
     //~^ ERROR: field `inner` of struct `Mutex` is private
 }
+
+// https://github.com/rust-lang/rust/issues/54062
diff --git a/tests/ui/issues/issue-54062.stderr b/tests/ui/privacy/private-field-access-in-mutex-54062.stderr
index 75eef543f27..14244107597 100644
--- a/tests/ui/issues/issue-54062.stderr
+++ b/tests/ui/privacy/private-field-access-in-mutex-54062.stderr
@@ -1,5 +1,5 @@
 error[E0616]: field `inner` of struct `Mutex` is private
-  --> $DIR/issue-54062.rs:10:24
+  --> $DIR/private-field-access-in-mutex-54062.rs:10:24
    |
 LL |     let _ = test.comps.inner.try_lock();
    |                        ^^^^^ private field
diff --git a/tests/ui/process/nofile-limit.rs b/tests/ui/process/nofile-limit.rs
index dafc982607c..64777b51425 100644
--- a/tests/ui/process/nofile-limit.rs
+++ b/tests/ui/process/nofile-limit.rs
@@ -7,6 +7,8 @@
 //@ only-linux
 //@ no-prefer-dynamic
 //@ compile-flags: -Ctarget-feature=+crt-static -Crpath=no -Crelocation-model=static
+//@ ignore-backends: gcc
+
 #![feature(exit_status_error)]
 #![feature(rustc_private)]
 extern crate libc;
diff --git a/tests/ui/process/println-with-broken-pipe.rs b/tests/ui/process/println-with-broken-pipe.rs
index fbac9b6cd95..58b83a2dd9a 100644
--- a/tests/ui/process/println-with-broken-pipe.rs
+++ b/tests/ui/process/println-with-broken-pipe.rs
@@ -5,6 +5,7 @@
 //@ ignore-fuchsia
 //@ ignore-horizon
 //@ ignore-android
+//@ ignore-backends: gcc
 //@ normalize-stderr: ".rs:\d+:\d+" -> ".rs:LL:CC"
 //@ compile-flags: -Zon-broken-pipe=error
 
diff --git a/tests/ui/issues/issue-67552.rs b/tests/ui/recursion/recursive-impl-trait-iterator-by-ref-67552.rs
index 53f0e931d60..0875d385ddc 100644
--- a/tests/ui/issues/issue-67552.rs
+++ b/tests/ui/recursion/recursive-impl-trait-iterator-by-ref-67552.rs
@@ -29,3 +29,5 @@ where
         //~^ ERROR reached the recursion limit while instantiating
     }
 }
+
+// https://github.com/rust-lang/rust/issues/67552
diff --git a/tests/ui/issues/issue-67552.stderr b/tests/ui/recursion/recursive-impl-trait-iterator-by-ref-67552.stderr
index def0a29f3e5..fe005984fab 100644
--- a/tests/ui/issues/issue-67552.stderr
+++ b/tests/ui/recursion/recursive-impl-trait-iterator-by-ref-67552.stderr
@@ -1,17 +1,17 @@
 error: reached the recursion limit while instantiating `rec::<&mut &mut &mut &mut &mut ...>`
-  --> $DIR/issue-67552.rs:28:9
+  --> $DIR/recursive-impl-trait-iterator-by-ref-67552.rs:28:9
    |
 LL |         rec(identity(&mut it))
    |         ^^^^^^^^^^^^^^^^^^^^^^
    |
 note: `rec` defined here
-  --> $DIR/issue-67552.rs:21:1
+  --> $DIR/recursive-impl-trait-iterator-by-ref-67552.rs:21:1
    |
 LL | / fn rec<T>(mut it: T)
 LL | | where
 LL | |     T: Iterator,
    | |________________^
-   = note: the full type name has been written to '$TEST_BUILD_DIR/issue-67552.long-type.txt'
+   = note: the full type name has been written to '$TEST_BUILD_DIR/recursive-impl-trait-iterator-by-ref-67552.long-type.txt'
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/issues/issue-24353.rs b/tests/ui/return/early-return-with-unreachable-code-24353.rs
index 369fc238d11..13add4652d9 100644
--- a/tests/ui/issues/issue-24353.rs
+++ b/tests/ui/return/early-return-with-unreachable-code-24353.rs
@@ -6,3 +6,5 @@ fn main() {
     let x = ();
     x
 }
+
+// https://github.com/rust-lang/rust/issues/24353
diff --git a/tests/ui/rfcs/rfc-2091-track-caller/std-panic-locations.rs b/tests/ui/rfcs/rfc-2091-track-caller/std-panic-locations.rs
index bd62a644785..b1df1b191bc 100644
--- a/tests/ui/rfcs/rfc-2091-track-caller/std-panic-locations.rs
+++ b/tests/ui/rfcs/rfc-2091-track-caller/std-panic-locations.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 //@ revisions: default mir-opt
 //@[mir-opt] compile-flags: -Zmir-opt-level=4
 
diff --git a/tests/ui/runtime/on-broken-pipe/child-processes.rs b/tests/ui/runtime/on-broken-pipe/child-processes.rs
index 0da2347481b..c0c8ad4e2f5 100644
--- a/tests/ui/runtime/on-broken-pipe/child-processes.rs
+++ b/tests/ui/runtime/on-broken-pipe/child-processes.rs
@@ -1,6 +1,7 @@
 //@ revisions: default error kill inherit
 //@ ignore-cross-compile because aux-bin does not yet support it
 //@ only-unix because SIGPIPE is a unix thing
+//@ ignore-backends: gcc
 //@ run-pass
 //@ aux-bin:assert-sigpipe-disposition.rs
 //@ aux-crate:sigpipe_utils=sigpipe-utils.rs
diff --git a/tests/ui/runtime/rt-explody-panic-payloads.rs b/tests/ui/runtime/rt-explody-panic-payloads.rs
index d564a26ca73..1d5795f8e86 100644
--- a/tests/ui/runtime/rt-explody-panic-payloads.rs
+++ b/tests/ui/runtime/rt-explody-panic-payloads.rs
@@ -1,6 +1,7 @@
 //@ run-pass
 //@ needs-unwind
 //@ needs-subprocess
+//@ ignore-backends: gcc
 
 use std::env;
 use std::process::Command;
diff --git a/tests/ui/sanitizer/cfi/assoc-ty-lifetime-issue-123053.rs b/tests/ui/sanitizer/cfi/assoc-ty-lifetime-issue-123053.rs
index f4f383e008a..fad57198dfb 100644
--- a/tests/ui/sanitizer/cfi/assoc-ty-lifetime-issue-123053.rs
+++ b/tests/ui/sanitizer/cfi/assoc-ty-lifetime-issue-123053.rs
@@ -6,6 +6,7 @@
 //@ edition: 2021
 //@ no-prefer-dynamic
 //@ only-x86_64-unknown-linux-gnu
+//@ ignore-backends: gcc
 //@ build-pass
 
 trait Iterable {
diff --git a/tests/ui/sanitizer/cfi/async-closures.rs b/tests/ui/sanitizer/cfi/async-closures.rs
index 351853ab1a7..9b099263000 100644
--- a/tests/ui/sanitizer/cfi/async-closures.rs
+++ b/tests/ui/sanitizer/cfi/async-closures.rs
@@ -4,6 +4,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/can-reveal-opaques.rs b/tests/ui/sanitizer/cfi/can-reveal-opaques.rs
index 99c12d72eb5..a881c6b92b2 100644
--- a/tests/ui/sanitizer/cfi/can-reveal-opaques.rs
+++ b/tests/ui/sanitizer/cfi/can-reveal-opaques.rs
@@ -2,6 +2,7 @@
 //@ compile-flags: -Ccodegen-units=1 -Clto -Ctarget-feature=-crt-static -Zsanitizer=cfi
 //@ no-prefer-dynamic
 //@ only-x86_64-unknown-linux-gnu
+//@ ignore-backends: gcc
 //@ build-pass
 
 // See comment below for why this test exists.
diff --git a/tests/ui/sanitizer/cfi/closures.rs b/tests/ui/sanitizer/cfi/closures.rs
index 424e70560db..fc9718faa28 100644
--- a/tests/ui/sanitizer/cfi/closures.rs
+++ b/tests/ui/sanitizer/cfi/closures.rs
@@ -3,6 +3,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/complex-receiver.rs b/tests/ui/sanitizer/cfi/complex-receiver.rs
index c7b45a775ca..aac44c33227 100644
--- a/tests/ui/sanitizer/cfi/complex-receiver.rs
+++ b/tests/ui/sanitizer/cfi/complex-receiver.rs
@@ -5,6 +5,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/coroutine.rs b/tests/ui/sanitizer/cfi/coroutine.rs
index 39a754f1036..084a521f597 100644
--- a/tests/ui/sanitizer/cfi/coroutine.rs
+++ b/tests/ui/sanitizer/cfi/coroutine.rs
@@ -3,6 +3,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ edition: 2024
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
diff --git a/tests/ui/sanitizer/cfi/drop-in-place.rs b/tests/ui/sanitizer/cfi/drop-in-place.rs
index 8ce2c432602..160338a5b54 100644
--- a/tests/ui/sanitizer/cfi/drop-in-place.rs
+++ b/tests/ui/sanitizer/cfi/drop-in-place.rs
@@ -2,6 +2,7 @@
 //
 // FIXME(#122848): Remove only-linux when fixed.
 //@ only-linux
+//@ ignore-backends: gcc
 //@ needs-sanitizer-cfi
 //@ compile-flags: -Clto -Copt-level=0 -Cprefer-dynamic=off -Ctarget-feature=-crt-static -Zsanitizer=cfi
 //@ run-pass
diff --git a/tests/ui/sanitizer/cfi/drop-no-principal.rs b/tests/ui/sanitizer/cfi/drop-no-principal.rs
index c1c88c8c71c..e3a46fe9d75 100644
--- a/tests/ui/sanitizer/cfi/drop-no-principal.rs
+++ b/tests/ui/sanitizer/cfi/drop-no-principal.rs
@@ -3,6 +3,7 @@
 //@ needs-sanitizer-cfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries works
 //@ only-linux
+//@ ignore-backends: gcc
 //@ compile-flags: --crate-type=bin -Cprefer-dynamic=off -Clto -Zsanitizer=cfi
 //@ compile-flags: -C target-feature=-crt-static -C codegen-units=1 -C opt-level=0
 // FIXME(#118761) Should be run-pass once the labels on drop are compatible.
diff --git a/tests/ui/sanitizer/cfi/fn-ptr.rs b/tests/ui/sanitizer/cfi/fn-ptr.rs
index 505b4b8e7f0..d3209c62ddf 100644
--- a/tests/ui/sanitizer/cfi/fn-ptr.rs
+++ b/tests/ui/sanitizer/cfi/fn-ptr.rs
@@ -3,6 +3,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/self-ref.rs b/tests/ui/sanitizer/cfi/self-ref.rs
index 3b524ac661c..b93d49296b6 100644
--- a/tests/ui/sanitizer/cfi/self-ref.rs
+++ b/tests/ui/sanitizer/cfi/self-ref.rs
@@ -3,6 +3,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/sized-associated-ty.rs b/tests/ui/sanitizer/cfi/sized-associated-ty.rs
index f5b4e22e9d9..eefc3e2e9db 100644
--- a/tests/ui/sanitizer/cfi/sized-associated-ty.rs
+++ b/tests/ui/sanitizer/cfi/sized-associated-ty.rs
@@ -4,6 +4,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/supertraits.rs b/tests/ui/sanitizer/cfi/supertraits.rs
index f80b3169188..f5a984b9583 100644
--- a/tests/ui/sanitizer/cfi/supertraits.rs
+++ b/tests/ui/sanitizer/cfi/supertraits.rs
@@ -3,6 +3,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/cfi/virtual-auto.rs b/tests/ui/sanitizer/cfi/virtual-auto.rs
index 6971d516a20..e6f2ebd4b2c 100644
--- a/tests/ui/sanitizer/cfi/virtual-auto.rs
+++ b/tests/ui/sanitizer/cfi/virtual-auto.rs
@@ -3,6 +3,7 @@
 //@ revisions: cfi kcfi
 // FIXME(#122848) Remove only-linux once OSX CFI binaries work
 //@ only-linux
+//@ ignore-backends: gcc
 //@ [cfi] needs-sanitizer-cfi
 //@ [kcfi] needs-sanitizer-kcfi
 //@ compile-flags: -C target-feature=-crt-static
diff --git a/tests/ui/sanitizer/kcfi-mangling.rs b/tests/ui/sanitizer/kcfi-mangling.rs
index fde7b5451b6..ba36dc184ec 100644
--- a/tests/ui/sanitizer/kcfi-mangling.rs
+++ b/tests/ui/sanitizer/kcfi-mangling.rs
@@ -4,6 +4,7 @@
 //@ no-prefer-dynamic
 //@ compile-flags: -C panic=abort -Zsanitizer=kcfi -C symbol-mangling-version=v0
 //@ build-pass
+//@ ignore-backends: gcc
 
 trait Foo {
     fn foo(&self);
diff --git a/tests/ui/simd/intrinsic/generic-arithmetic-pass.rs b/tests/ui/simd/intrinsic/generic-arithmetic-pass.rs
index bf38a8b1720..09f5d41a87c 100644
--- a/tests/ui/simd/intrinsic/generic-arithmetic-pass.rs
+++ b/tests/ui/simd/intrinsic/generic-arithmetic-pass.rs
@@ -1,4 +1,6 @@
 //@ run-pass
+//@ ignore-backends: gcc
+
 #![allow(non_camel_case_types)]
 #![feature(repr_simd, core_intrinsics)]
 
diff --git a/tests/ui/simd/intrinsic/generic-as.rs b/tests/ui/simd/intrinsic/generic-as.rs
index f9ed416b6ff..bba712e6296 100644
--- a/tests/ui/simd/intrinsic/generic-as.rs
+++ b/tests/ui/simd/intrinsic/generic-as.rs
@@ -1,4 +1,5 @@
 //@ run-pass
+//@ ignore-backends: gcc
 
 #![feature(repr_simd, core_intrinsics)]
 
diff --git a/tests/ui/simd/issue-17170.rs b/tests/ui/simd/issue-17170.rs
index 2d13962843c..508f480a58d 100644
--- a/tests/ui/simd/issue-17170.rs
+++ b/tests/ui/simd/issue-17170.rs
@@ -1,4 +1,6 @@
 //@ run-pass
+//@ ignore-backends: gcc
+
 #![feature(repr_simd)]
 
 #[repr(simd)]
diff --git a/tests/ui/simd/issue-39720.rs b/tests/ui/simd/issue-39720.rs
index 09d6142c920..41617c744d6 100644
--- a/tests/ui/simd/issue-39720.rs
+++ b/tests/ui/simd/issue-39720.rs
@@ -1,4 +1,5 @@
 //@ run-pass
+//@ ignore-backends: gcc
 
 #![feature(repr_simd, core_intrinsics)]
 
diff --git a/tests/ui/simd/masked-load-store.rs b/tests/ui/simd/masked-load-store.rs
index da32ba611c4..bc4307fb26d 100644
--- a/tests/ui/simd/masked-load-store.rs
+++ b/tests/ui/simd/masked-load-store.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ run-pass
 #![feature(repr_simd, core_intrinsics)]
 
diff --git a/tests/ui/simd/repr_packed.rs b/tests/ui/simd/repr_packed.rs
index f0c6de7c402..9cf679dc432 100644
--- a/tests/ui/simd/repr_packed.rs
+++ b/tests/ui/simd/repr_packed.rs
@@ -1,3 +1,4 @@
+//@ ignore-backends: gcc
 //@ run-pass
 
 #![feature(repr_simd, core_intrinsics)]
diff --git a/tests/ui/simd/simd-bitmask-notpow2.rs b/tests/ui/simd/simd-bitmask-notpow2.rs
index b9af591d1b9..991fe0d8933 100644
--- a/tests/ui/simd/simd-bitmask-notpow2.rs
+++ b/tests/ui/simd/simd-bitmask-notpow2.rs
@@ -2,6 +2,8 @@
 // FIXME: broken codegen on big-endian (https://github.com/rust-lang/rust/issues/127205)
 // This should be merged into `simd-bitmask` once that's fixed.
 //@ ignore-endian-big
+//@ ignore-backends: gcc
+
 #![feature(repr_simd, core_intrinsics)]
 
 #[path = "../../auxiliary/minisimd.rs"]
diff --git a/tests/ui/issues/issue-37534.rs b/tests/ui/sized/relaxing-default-bound-error-37534.rs
index 63f6479ae2e..d30e9f92ce9 100644
--- a/tests/ui/issues/issue-37534.rs
+++ b/tests/ui/sized/relaxing-default-bound-error-37534.rs
@@ -3,3 +3,5 @@ struct Foo<T: ?Hash> {}
 //~| ERROR bound modifier `?` can only be applied to `Sized`
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/37534
diff --git a/tests/ui/issues/issue-37534.stderr b/tests/ui/sized/relaxing-default-bound-error-37534.stderr
index 08607354203..8b9597f33e3 100644
--- a/tests/ui/issues/issue-37534.stderr
+++ b/tests/ui/sized/relaxing-default-bound-error-37534.stderr
@@ -1,5 +1,5 @@
 error[E0404]: expected trait, found derive macro `Hash`
-  --> $DIR/issue-37534.rs:1:16
+  --> $DIR/relaxing-default-bound-error-37534.rs:1:16
    |
 LL | struct Foo<T: ?Hash> {}
    |                ^^^^ not a trait
@@ -10,7 +10,7 @@ LL + use std::hash::Hash;
    |
 
 error: bound modifier `?` can only be applied to `Sized`
-  --> $DIR/issue-37534.rs:1:15
+  --> $DIR/relaxing-default-bound-error-37534.rs:1:15
    |
 LL | struct Foo<T: ?Hash> {}
    |               ^^^^^
diff --git a/tests/ui/static/static-items-cant-move.stderr b/tests/ui/static/static-items-cant-move.stderr
index 1361e7089e8..7c806613c5c 100644
--- a/tests/ui/static/static-items-cant-move.stderr
+++ b/tests/ui/static/static-items-cant-move.stderr
@@ -3,6 +3,15 @@ error[E0507]: cannot move out of static item `BAR`
    |
 LL |     test(BAR);
    |          ^^^ move occurs because `BAR` has type `Foo`, which does not implement the `Copy` trait
+   |
+note: if `Foo` implemented `Clone`, you could clone the value
+  --> $DIR/static-items-cant-move.rs:5:1
+   |
+LL | struct Foo {
+   | ^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     test(BAR);
+   |          --- you could clone this value
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/statics/const_generics.rs b/tests/ui/statics/const_generics.rs
index 6cc0a65f77d..1921b2c99a3 100644
--- a/tests/ui/statics/const_generics.rs
+++ b/tests/ui/statics/const_generics.rs
@@ -3,6 +3,7 @@
 //! This is not an intentional guarantee, it just describes the status quo.
 
 //@ run-pass
+//@ ignore-backends: gcc
 // With optimizations, LLVM will deduplicate the constant `X` whose
 // value is `&42` to just be a reference to the static. This is correct,
 // but obscures the issue we're trying to show.
diff --git a/tests/ui/issues/issue-3389.rs b/tests/ui/structs/trie-node-structure-usage-3389.rs
index 4e73a2cf001..1518e107944 100644
--- a/tests/ui/issues/issue-3389.rs
+++ b/tests/ui/structs/trie-node-structure-usage-3389.rs
@@ -24,3 +24,5 @@ pub fn main() {
     print_str_vector(node.content.clone());
 
 }
+
+// https://github.com/rust-lang/rust/issues/3389
diff --git a/tests/ui/suggestions/enum-method-probe.fixed b/tests/ui/suggestions/enum-method-probe.fixed
index e097fa8cc1d..b7fd6f112d5 100644
--- a/tests/ui/suggestions/enum-method-probe.fixed
+++ b/tests/ui/suggestions/enum-method-probe.fixed
@@ -56,4 +56,11 @@ fn test_option_in_unit_return() {
     //~| HELP consider using `Option::expect` to unwrap the `Foo` value, panicking if the value is an `Option::None`
 }
 
+fn test_option_private_method() {
+    let res: Option<_> = Some(vec![1, 2, 3]);
+    res.expect("REASON").len();
+    //~^ ERROR method `len` is private
+    //~| HELP consider using `Option::expect` to unwrap the `Vec<{integer}>` value, panicking if the value is an `Option::None`
+}
+
 fn main() {}
diff --git a/tests/ui/suggestions/enum-method-probe.rs b/tests/ui/suggestions/enum-method-probe.rs
index 665ee7d0aaa..cbb819b7c8c 100644
--- a/tests/ui/suggestions/enum-method-probe.rs
+++ b/tests/ui/suggestions/enum-method-probe.rs
@@ -56,4 +56,11 @@ fn test_option_in_unit_return() {
     //~| HELP consider using `Option::expect` to unwrap the `Foo` value, panicking if the value is an `Option::None`
 }
 
+fn test_option_private_method() {
+    let res: Option<_> = Some(vec![1, 2, 3]);
+    res.len();
+    //~^ ERROR method `len` is private
+    //~| HELP consider using `Option::expect` to unwrap the `Vec<{integer}>` value, panicking if the value is an `Option::None`
+}
+
 fn main() {}
diff --git a/tests/ui/suggestions/enum-method-probe.stderr b/tests/ui/suggestions/enum-method-probe.stderr
index 6ed14984f47..e66973d9d95 100644
--- a/tests/ui/suggestions/enum-method-probe.stderr
+++ b/tests/ui/suggestions/enum-method-probe.stderr
@@ -94,6 +94,23 @@ help: consider using `Option::expect` to unwrap the `Foo` value, panicking if th
 LL |     res.expect("REASON").get();
    |        +++++++++++++++++
 
-error: aborting due to 6 previous errors
+error[E0624]: method `len` is private
+  --> $DIR/enum-method-probe.rs:61:9
+   |
+LL |     res.len();
+   |         ^^^ private method
+  --> $SRC_DIR/core/src/option.rs:LL:COL
+   |
+   = note: private method defined here
+   |
+note: the method `len` exists on the type `Vec<{integer}>`
+  --> $SRC_DIR/alloc/src/vec/mod.rs:LL:COL
+help: consider using `Option::expect` to unwrap the `Vec<{integer}>` value, panicking if the value is an `Option::None`
+   |
+LL |     res.expect("REASON").len();
+   |        +++++++++++++++++
+
+error: aborting due to 7 previous errors
 
-For more information about this error, try `rustc --explain E0599`.
+Some errors have detailed explanations: E0599, E0624.
+For more information about an error, try `rustc --explain E0599`.
diff --git a/tests/ui/suggestions/option-content-move2.stderr b/tests/ui/suggestions/option-content-move2.stderr
index 436441d6f1b..c73e874b403 100644
--- a/tests/ui/suggestions/option-content-move2.stderr
+++ b/tests/ui/suggestions/option-content-move2.stderr
@@ -13,6 +13,15 @@ LL |         move || {
 LL |
 LL |             var = Some(NotCopyable);
    |             --- variable moved due to use in closure
+   |
+note: if `NotCopyable` implemented `Clone`, you could clone the value
+  --> $DIR/option-content-move2.rs:1:1
+   |
+LL | struct NotCopyable;
+   | ^^^^^^^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |             var = Some(NotCopyable);
+   |             --- you could clone this value
 
 error[E0507]: cannot move out of `var`, a captured variable in an `FnMut` closure
   --> $DIR/option-content-move2.rs:21:9
diff --git a/tests/ui/issues/issue-39089.rs b/tests/ui/trait-bounds/for-binder-placement-error-39089.rs
index 822c47503af..47976bdfff4 100644
--- a/tests/ui/issues/issue-39089.rs
+++ b/tests/ui/trait-bounds/for-binder-placement-error-39089.rs
@@ -2,3 +2,5 @@ fn f<T: ?for<'a> Sized>() {}
 //~^ ERROR `for<...>` binder should be placed before trait bound modifiers
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/39089
diff --git a/tests/ui/issues/issue-39089.stderr b/tests/ui/trait-bounds/for-binder-placement-error-39089.stderr
index a81010aedff..12fcbc5757f 100644
--- a/tests/ui/issues/issue-39089.stderr
+++ b/tests/ui/trait-bounds/for-binder-placement-error-39089.stderr
@@ -1,5 +1,5 @@
 error: `for<...>` binder should be placed before trait bound modifiers
-  --> $DIR/issue-39089.rs:1:13
+  --> $DIR/for-binder-placement-error-39089.rs:1:13
    |
 LL | fn f<T: ?for<'a> Sized>() {}
    |         -   ^^^^
diff --git a/tests/ui/traits/const-traits/const-drop-fail.new_precise.stderr b/tests/ui/traits/const-traits/const-drop-fail.new_precise.stderr
index 9c49ee56b0f..ff803ff889b 100644
--- a/tests/ui/traits/const-traits/const-drop-fail.new_precise.stderr
+++ b/tests/ui/traits/const-traits/const-drop-fail.new_precise.stderr
@@ -1,5 +1,5 @@
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:33:5
+  --> $DIR/const-drop-fail.rs:34:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -8,13 +8,13 @@ LL |     NonTrivialDrop,
    |     ^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
 
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:35:5
+  --> $DIR/const-drop-fail.rs:36:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -23,7 +23,7 @@ LL |     ConstImplWithDropGlue(NonTrivialDrop),
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
diff --git a/tests/ui/traits/const-traits/const-drop-fail.new_stock.stderr b/tests/ui/traits/const-traits/const-drop-fail.new_stock.stderr
index 9c49ee56b0f..ff803ff889b 100644
--- a/tests/ui/traits/const-traits/const-drop-fail.new_stock.stderr
+++ b/tests/ui/traits/const-traits/const-drop-fail.new_stock.stderr
@@ -1,5 +1,5 @@
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:33:5
+  --> $DIR/const-drop-fail.rs:34:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -8,13 +8,13 @@ LL |     NonTrivialDrop,
    |     ^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
 
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:35:5
+  --> $DIR/const-drop-fail.rs:36:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -23,7 +23,7 @@ LL |     ConstImplWithDropGlue(NonTrivialDrop),
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
diff --git a/tests/ui/traits/const-traits/const-drop-fail.old_precise.stderr b/tests/ui/traits/const-traits/const-drop-fail.old_precise.stderr
index 9c49ee56b0f..ff803ff889b 100644
--- a/tests/ui/traits/const-traits/const-drop-fail.old_precise.stderr
+++ b/tests/ui/traits/const-traits/const-drop-fail.old_precise.stderr
@@ -1,5 +1,5 @@
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:33:5
+  --> $DIR/const-drop-fail.rs:34:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -8,13 +8,13 @@ LL |     NonTrivialDrop,
    |     ^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
 
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:35:5
+  --> $DIR/const-drop-fail.rs:36:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -23,7 +23,7 @@ LL |     ConstImplWithDropGlue(NonTrivialDrop),
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
diff --git a/tests/ui/traits/const-traits/const-drop-fail.old_stock.stderr b/tests/ui/traits/const-traits/const-drop-fail.old_stock.stderr
index 9c49ee56b0f..ff803ff889b 100644
--- a/tests/ui/traits/const-traits/const-drop-fail.old_stock.stderr
+++ b/tests/ui/traits/const-traits/const-drop-fail.old_stock.stderr
@@ -1,5 +1,5 @@
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:33:5
+  --> $DIR/const-drop-fail.rs:34:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -8,13 +8,13 @@ LL |     NonTrivialDrop,
    |     ^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
 
 error[E0277]: the trait bound `NonTrivialDrop: const Destruct` is not satisfied
-  --> $DIR/const-drop-fail.rs:35:5
+  --> $DIR/const-drop-fail.rs:36:5
    |
 LL |         const _: () = check($exp);
    |                       ----- required by a bound introduced by this call
@@ -23,7 +23,7 @@ LL |     ConstImplWithDropGlue(NonTrivialDrop),
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
 note: required by a bound in `check`
-  --> $DIR/const-drop-fail.rs:24:19
+  --> $DIR/const-drop-fail.rs:25:19
    |
 LL | const fn check<T: [const] Destruct>(_: T) {}
    |                   ^^^^^^^^^^^^^^^^ required by this bound in `check`
diff --git a/tests/ui/traits/const-traits/const-drop-fail.rs b/tests/ui/traits/const-traits/const-drop-fail.rs
index 4513d71f613..b74716f0061 100644
--- a/tests/ui/traits/const-traits/const-drop-fail.rs
+++ b/tests/ui/traits/const-traits/const-drop-fail.rs
@@ -1,6 +1,7 @@
 //@[new_precise] compile-flags: -Znext-solver
 //@[new_stock] compile-flags: -Znext-solver
 //@ revisions: new_stock old_stock new_precise old_precise
+//@ ignore-backends: gcc
 
 #![feature(const_trait_impl, const_destruct)]
 #![cfg_attr(any(new_precise, old_precise), feature(const_precise_live_drops))]
diff --git a/tests/ui/issues/issue-23281.rs b/tests/ui/traits/dyn-trait-size-error-23281.rs
index 72716896426..8e44b8c8799 100644
--- a/tests/ui/issues/issue-23281.rs
+++ b/tests/ui/traits/dyn-trait-size-error-23281.rs
@@ -10,3 +10,5 @@ struct Vec<T> {
 }
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/23281
diff --git a/tests/ui/issues/issue-23281.stderr b/tests/ui/traits/dyn-trait-size-error-23281.stderr
index ee079f2deec..d7b791a0452 100644
--- a/tests/ui/issues/issue-23281.stderr
+++ b/tests/ui/traits/dyn-trait-size-error-23281.stderr
@@ -1,17 +1,17 @@
 error[E0277]: the size for values of type `(dyn Fn() + 'static)` cannot be known at compilation time
-  --> $DIR/issue-23281.rs:4:27
+  --> $DIR/dyn-trait-size-error-23281.rs:4:27
    |
 LL |     pub fn function(funs: Vec<dyn Fn() -> ()>) {}
    |                           ^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `Sized` is not implemented for `(dyn Fn() + 'static)`
 note: required by an implicit `Sized` bound in `Vec`
-  --> $DIR/issue-23281.rs:8:12
+  --> $DIR/dyn-trait-size-error-23281.rs:8:12
    |
 LL | struct Vec<T> {
    |            ^ required by the implicit `Sized` requirement on this type parameter in `Vec`
 help: you could relax the implicit `Sized` bound on `T` if it were used through indirection like `&T` or `Box<T>`
-  --> $DIR/issue-23281.rs:8:12
+  --> $DIR/dyn-trait-size-error-23281.rs:8:12
    |
 LL | struct Vec<T> {
    |            ^ this could be changed to `T: ?Sized`...
diff --git a/tests/ui/issues/issue-36839.rs b/tests/ui/traits/trait-associated-type-bounds-36839.rs
index 654c0f6e4b5..156c063abc2 100644
--- a/tests/ui/issues/issue-36839.rs
+++ b/tests/ui/traits/trait-associated-type-bounds-36839.rs
@@ -19,3 +19,5 @@ impl<T> Broken for T {
 fn main() {
     let _m: &dyn Broken<Assoc=()> = &();
 }
+
+// https://github.com/rust-lang/rust/issues/36839
diff --git a/tests/ui/issues/issue-5280.rs b/tests/ui/traits/trait-implementation-for-primitive-type-5280.rs
index 66452c36776..72a4283bc7e 100644
--- a/tests/ui/issues/issue-5280.rs
+++ b/tests/ui/traits/trait-implementation-for-primitive-type-5280.rs
@@ -16,3 +16,5 @@ impl FontTableTagConversions for FontTableTag {
 pub fn main() {
     5.tag_to_string();
 }
+
+// https://github.com/rust-lang/rust/issues/5280
diff --git a/tests/ui/issues/issue-5321-immediates-with-bare-self.rs b/tests/ui/traits/trait-implementation-for-usize-5321.rs
index cb35a641c5e..ab997b6627a 100644
--- a/tests/ui/issues/issue-5321-immediates-with-bare-self.rs
+++ b/tests/ui/traits/trait-implementation-for-usize-5321.rs
@@ -13,3 +13,5 @@ impl Fooable for usize {
 pub fn main() {
     2.yes();
 }
+
+// https://github.com/rust-lang/rust/issues/5321
diff --git a/tests/ui/issues/issue-21174.rs b/tests/ui/transmutability/transmute-between-associated-types-with-lifetimers-21174.rs
index 07827425116..22cb379ffda 100644
--- a/tests/ui/issues/issue-21174.rs
+++ b/tests/ui/transmutability/transmute-between-associated-types-with-lifetimers-21174.rs
@@ -9,3 +9,5 @@ fn foo<'a, T: Trait<'a>>(value: T::A) {
 }
 
 fn main() { }
+
+// https://github.com/rust-lang/rust/issues/21174
diff --git a/tests/ui/issues/issue-21174.stderr b/tests/ui/transmutability/transmute-between-associated-types-with-lifetimers-21174.stderr
index a6b75c91352..5c0cd91cee1 100644
--- a/tests/ui/issues/issue-21174.stderr
+++ b/tests/ui/transmutability/transmute-between-associated-types-with-lifetimers-21174.stderr
@@ -1,5 +1,5 @@
 error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
-  --> $DIR/issue-21174.rs:7:30
+  --> $DIR/transmute-between-associated-types-with-lifetimers-21174.rs:7:30
    |
 LL |     let new: T::B = unsafe { std::mem::transmute(value) };
    |                              ^^^^^^^^^^^^^^^^^^^
diff --git a/tests/ui/issues/issue-14382.rs b/tests/ui/type-inference/float-type-inference-unification-14382.rs
index 74d938783ae..5bf497d2eab 100644
--- a/tests/ui/issues/issue-14382.rs
+++ b/tests/ui/type-inference/float-type-inference-unification-14382.rs
@@ -13,3 +13,5 @@ fn main() {
     let m : Matrix4<f32> = translate(x);
     println!("m: {:?}", m);
 }
+
+// https://github.com/rust-lang/rust/issues/14382
diff --git a/tests/ui/issues/issue-18952.rs b/tests/ui/unboxed-closures/fn-traits-overloading-arity-18952.rs
index 9fdafb1ff4a..4e3bc9b671a 100644
--- a/tests/ui/issues/issue-18952.rs
+++ b/tests/ui/unboxed-closures/fn-traits-overloading-arity-18952.rs
@@ -54,3 +54,5 @@ fn main() {
     assert_eq!(foo(1, 1), (2, 2));
     assert_eq!(foo(1, 1, 1), (4, 4, 4));
 }
+
+// https://github.com/rust-lang/rust/issues/18952
diff --git a/tests/ui/issues/issue-22789.rs b/tests/ui/unboxed-closures/unboxed-closure-call-22789.rs
index 95ebe6baaa3..0bc8bed0588 100644
--- a/tests/ui/issues/issue-22789.rs
+++ b/tests/ui/unboxed-closures/unboxed-closure-call-22789.rs
@@ -6,3 +6,5 @@ fn main() {
     let k = |x: i32| { x + 1 };
     Fn::call(&k, (0,));
 }
+
+// https://github.com/rust-lang/rust/issues/22789
diff --git a/tests/ui/uninhabited/uninhabited-transparent-return-abi.rs b/tests/ui/uninhabited/uninhabited-transparent-return-abi.rs
index 2c2788a3e56..e439a82be5a 100644
--- a/tests/ui/uninhabited/uninhabited-transparent-return-abi.rs
+++ b/tests/ui/uninhabited/uninhabited-transparent-return-abi.rs
@@ -1,5 +1,6 @@
 //@ run-pass
 //@ needs-unwind
+//@ ignore-backends: gcc
 // See https://github.com/rust-lang/rust/issues/135802
 
 enum Void {}
diff --git a/tests/ui/union/union-borrow-move-parent-sibling.stderr b/tests/ui/union/union-borrow-move-parent-sibling.stderr
index f8e9609cb1c..461ee407e2d 100644
--- a/tests/ui/union/union-borrow-move-parent-sibling.stderr
+++ b/tests/ui/union/union-borrow-move-parent-sibling.stderr
@@ -31,6 +31,15 @@ LL |     let a = u.x;
    |             --- value moved here
 LL |     let b = u.y;
    |             ^^^ value used here after move
+   |
+note: if `U` implemented `Clone`, you could clone the value
+  --> $DIR/union-borrow-move-parent-sibling.rs:43:1
+   |
+LL | union U {
+   | ^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     let a = u.x;
+   |             --- you could clone this value
 
 error[E0502]: cannot borrow `u` (via `u.y`) as immutable because it is also borrowed as mutable (via `u.x`)
   --> $DIR/union-borrow-move-parent-sibling.rs:67:13
@@ -73,6 +82,15 @@ LL |     let a = u.x;
    |             --- value moved here
 LL |     let b = u.y;
    |             ^^^ value used here after move
+   |
+note: if `U` implemented `Clone`, you could clone the value
+  --> $DIR/union-borrow-move-parent-sibling.rs:43:1
+   |
+LL | union U {
+   | ^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     let a = u.x;
+   |             --- you could clone this value
 
 error[E0502]: cannot borrow `u` (via `u.x`) as immutable because it is also borrowed as mutable (via `u.y`)
   --> $DIR/union-borrow-move-parent-sibling.rs:81:13
diff --git a/tests/ui/issues/issue-7246.rs b/tests/ui/unreachable-code/unreachable-bool-read-7246.rs
index 7b16fa024f8..8bbaa102549 100644
--- a/tests/ui/issues/issue-7246.rs
+++ b/tests/ui/unreachable-code/unreachable-bool-read-7246.rs
@@ -9,3 +9,5 @@ pub unsafe fn g() {
 }
 
 pub fn main() {}
+
+// https://github.com/rust-lang/rust/issues/7246
diff --git a/tests/ui/issues/issue-7246.stderr b/tests/ui/unreachable-code/unreachable-bool-read-7246.stderr
index 1fb6ab14e64..6072160cb5f 100644
--- a/tests/ui/issues/issue-7246.stderr
+++ b/tests/ui/unreachable-code/unreachable-bool-read-7246.stderr
@@ -1,5 +1,5 @@
 error: unreachable statement
-  --> $DIR/issue-7246.rs:7:5
+  --> $DIR/unreachable-bool-read-7246.rs:7:5
    |
 LL |     return;
    |     ------ any code following this expression is unreachable
@@ -7,13 +7,13 @@ LL |     if *ptr::null() {};
    |     ^^^^^^^^^^^^^^^^^^^ unreachable statement
    |
 note: the lint level is defined here
-  --> $DIR/issue-7246.rs:1:9
+  --> $DIR/unreachable-bool-read-7246.rs:1:9
    |
 LL | #![deny(unreachable_code)]
    |         ^^^^^^^^^^^^^^^^
 
 warning: dereferencing a null pointer
-  --> $DIR/issue-7246.rs:7:8
+  --> $DIR/unreachable-bool-read-7246.rs:7:8
    |
 LL |     if *ptr::null() {};
    |        ^^^^^^^^^^^^ this code causes undefined behavior when executed
diff --git a/tests/ui/unsafe-binders/moves.stderr b/tests/ui/unsafe-binders/moves.stderr
index 0f976d9e845..bd480157077 100644
--- a/tests/ui/unsafe-binders/moves.stderr
+++ b/tests/ui/unsafe-binders/moves.stderr
@@ -16,6 +16,15 @@ LL |         let binder: unsafe<> NotCopy = wrap_binder!(base);
    |                                                     ---- value moved here
 LL |         drop(base);
    |              ^^^^ value used here after move
+   |
+note: if `NotCopyInner` implemented `Clone`, you could clone the value
+  --> $DIR/moves.rs:8:1
+   |
+LL | struct NotCopyInner;
+   | ^^^^^^^^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |         let binder: unsafe<> NotCopy = wrap_binder!(base);
+   |                                                     ---- you could clone this value
 
 error[E0382]: use of moved value: `binder`
   --> $DIR/moves.rs:24:14
diff --git a/tests/ui/issues/issue-41229-ref-str.rs b/tests/ui/unsized/unsized-function-argument-41229.rs
index fe5e6cd6ec5..9210431dc2f 100644
--- a/tests/ui/issues/issue-41229-ref-str.rs
+++ b/tests/ui/unsized/unsized-function-argument-41229.rs
@@ -2,3 +2,5 @@ pub fn example(ref s: str) {}
 //~^ ERROR the size for values of type
 
 fn main() {}
+
+// https://github.com/rust-lang/rust/issues/41229
diff --git a/tests/ui/issues/issue-41229-ref-str.stderr b/tests/ui/unsized/unsized-function-argument-41229.stderr
index d4ef2a77725..326e5681f70 100644
--- a/tests/ui/issues/issue-41229-ref-str.stderr
+++ b/tests/ui/unsized/unsized-function-argument-41229.stderr
@@ -1,5 +1,5 @@
 error[E0277]: the size for values of type `str` cannot be known at compilation time
-  --> $DIR/issue-41229-ref-str.rs:1:23
+  --> $DIR/unsized-function-argument-41229.rs:1:23
    |
 LL | pub fn example(ref s: str) {}
    |                       ^^^ doesn't have a size known at compile-time
diff --git a/tests/ui/use/use-after-move-implicity-coerced-object.stderr b/tests/ui/use/use-after-move-implicity-coerced-object.stderr
index 35ede21717e..defaeef361b 100644
--- a/tests/ui/use/use-after-move-implicity-coerced-object.stderr
+++ b/tests/ui/use/use-after-move-implicity-coerced-object.stderr
@@ -17,6 +17,14 @@ LL |     fn push(&mut self, n: Box<dyn ToString + 'static>) {
    |        ----               ^^^^^^^^^^^^^^^^^^^^^^^^^^^ this parameter takes ownership of the value
    |        |
    |        in this method
+note: if `Number` implemented `Clone`, you could clone the value
+  --> $DIR/use-after-move-implicity-coerced-object.rs:3:1
+   |
+LL | struct Number {
+   | ^^^^^^^^^^^^^ consider implementing `Clone` for this type
+...
+LL |     l.push(n);
+   |            - you could clone this value
 
 error: aborting due to 1 previous error