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-rw-r--r--src/test/ui/asm/sym.rs2
-rw-r--r--src/test/ui/extern/issue-64655-allow-unwind-when-calling-panic-directly.rs4
-rw-r--r--src/test/ui/extern/issue-64655-extern-rust-must-allow-unwind.rs4
-rw-r--r--src/test/ui/issues/issue-69225-SCEVAddExpr-wrap-flag.rs1
-rw-r--r--src/test/ui/linkage-attr/linkage-detect-extern-generated-name-collision.rs2
-rw-r--r--src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.rs3
-rw-r--r--src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.stderr2
-rw-r--r--src/test/ui/sanitize/hwaddress.rs3
8 files changed, 16 insertions, 5 deletions
diff --git a/src/test/ui/asm/sym.rs b/src/test/ui/asm/sym.rs
index 634ef010e6f..18be201d640 100644
--- a/src/test/ui/asm/sym.rs
+++ b/src/test/ui/asm/sym.rs
@@ -1,4 +1,6 @@
 // min-llvm-version: 10.0.1
+// FIXME(#84025): codegen-units=1 leads to linkage errors
+// compile-flags: -C codegen-units=2
 // only-x86_64
 // only-linux
 // run-pass
diff --git a/src/test/ui/extern/issue-64655-allow-unwind-when-calling-panic-directly.rs b/src/test/ui/extern/issue-64655-allow-unwind-when-calling-panic-directly.rs
index 74c6e501c91..7b731a1d71d 100644
--- a/src/test/ui/extern/issue-64655-allow-unwind-when-calling-panic-directly.rs
+++ b/src/test/ui/extern/issue-64655-allow-unwind-when-calling-panic-directly.rs
@@ -19,7 +19,9 @@
 
 // revisions: no thin fat
 //[no]compile-flags: -C lto=no
-//[thin]compile-flags: -C lto=thin
+// FIXME(#83854) running this revision with 1 CGU triggers llvm assert in register allocator
+//  when executed in i686-gnu-nopt runner.
+//[thin]compile-flags: -C lto=thin -Ccodegen-units=2
 //[fat]compile-flags: -C lto=fat
 
 #![feature(core_panic)]
diff --git a/src/test/ui/extern/issue-64655-extern-rust-must-allow-unwind.rs b/src/test/ui/extern/issue-64655-extern-rust-must-allow-unwind.rs
index bc15fcb0e39..32e6d0c90b2 100644
--- a/src/test/ui/extern/issue-64655-extern-rust-must-allow-unwind.rs
+++ b/src/test/ui/extern/issue-64655-extern-rust-must-allow-unwind.rs
@@ -40,7 +40,9 @@
 //[no1]compile-flags: -C opt-level=1 -C lto=no
 //[no2]compile-flags: -C opt-level=2 -C lto=no
 //[no3]compile-flags: -C opt-level=3 -C lto=no
-//[thin0]compile-flags: -C opt-level=0 -C lto=thin
+// FIXME(#83854) running this revision with 1 CGU triggers llvm assert in register allocator
+//  when executed in dist-i586-gnu-i586-i686-musl runner.
+//[thin0]compile-flags: -C opt-level=0 -C lto=thin -Ccodegen-units=2
 //[thin1]compile-flags: -C opt-level=1 -C lto=thin
 //[thin2]compile-flags: -C opt-level=2 -C lto=thin
 //[thin3]compile-flags: -C opt-level=3 -C lto=thin
diff --git a/src/test/ui/issues/issue-69225-SCEVAddExpr-wrap-flag.rs b/src/test/ui/issues/issue-69225-SCEVAddExpr-wrap-flag.rs
index 6e030f1cc48..e04dec24e44 100644
--- a/src/test/ui/issues/issue-69225-SCEVAddExpr-wrap-flag.rs
+++ b/src/test/ui/issues/issue-69225-SCEVAddExpr-wrap-flag.rs
@@ -1,5 +1,6 @@
 // run-fail
 // compile-flags: -C opt-level=3
+// min-llvm-version: 11.0
 // error-pattern: index out of bounds: the len is 0 but the index is 16777216
 // ignore-wasm no panic or subprocess support
 // ignore-emscripten no panic or subprocess support
diff --git a/src/test/ui/linkage-attr/linkage-detect-extern-generated-name-collision.rs b/src/test/ui/linkage-attr/linkage-detect-extern-generated-name-collision.rs
index 7b2f5365aca..3a0910658b7 100644
--- a/src/test/ui/linkage-attr/linkage-detect-extern-generated-name-collision.rs
+++ b/src/test/ui/linkage-attr/linkage-detect-extern-generated-name-collision.rs
@@ -4,6 +4,8 @@
 
 // build-fail
 // aux-build:def_colliding_external.rs
+// FIXME(#83838) codegen-units=1 triggers llvm asserts
+// compile-flags: -Ccodegen-units=16
 
 extern crate def_colliding_external as dep1;
 
diff --git a/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.rs b/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.rs
index b712f3225ed..c1df9ccef22 100644
--- a/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.rs
+++ b/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.rs
@@ -1,5 +1,6 @@
 // build-fail
-
+// FIXME(#83838) codegen-units=1 triggers llvm asserts
+// compile-flags: -Ccodegen-units=16
 #![feature(linkage)]
 
 mod dep1 {
diff --git a/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.stderr b/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.stderr
index d008acc6e7c..7e395e67378 100644
--- a/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.stderr
+++ b/src/test/ui/linkage-attr/linkage-detect-local-generated-name-collision.stderr
@@ -1,5 +1,5 @@
 error: symbol `collision` is already defined
-  --> $DIR/linkage-detect-local-generated-name-collision.rs:9:9
+  --> $DIR/linkage-detect-local-generated-name-collision.rs:10:9
    |
 LL |         pub static collision: *const i32;
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/src/test/ui/sanitize/hwaddress.rs b/src/test/ui/sanitize/hwaddress.rs
index ad5d0245457..88769b7cb45 100644
--- a/src/test/ui/sanitize/hwaddress.rs
+++ b/src/test/ui/sanitize/hwaddress.rs
@@ -1,7 +1,8 @@
 // needs-sanitizer-support
 // needs-sanitizer-hwaddress
 //
-// compile-flags: -Z sanitizer=hwaddress -O -g
+// FIXME(#83989): codegen-units=1 triggers linker errors on aarch64-gnu
+// compile-flags: -Z sanitizer=hwaddress -O -g -C codegen-units=16
 //
 // run-fail
 // error-pattern: HWAddressSanitizer: tag-mismatch