8 files changed, 64 insertions, 7 deletions
diff --git a/tests/ui/asm/bad-arch.stderr b/tests/ui/asm/bad-arch.stderr
index 23aad9908ef..c6f726600eb 100644
--- a/tests/ui/asm/bad-arch.stderr
+++ b/tests/ui/asm/bad-arch.stderr
@@ -9,8 +9,6 @@ error[E0472]: inline assembly is unsupported on this target
    |
 LL | global_asm!("");
    | ^^^^^^^^^^^^^^^
-   |
-   = note: this error originates in the macro `global_asm` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to 2 previous errors
 
diff --git a/tests/ui/did_you_mean/bad-assoc-ty.stderr b/tests/ui/did_you_mean/bad-assoc-ty.stderr
index 4a119f673c8..dc93762c9b1 100644
--- a/tests/ui/did_you_mean/bad-assoc-ty.stderr
+++ b/tests/ui/did_you_mean/bad-assoc-ty.stderr
@@ -191,7 +191,14 @@ error[E0223]: ambiguous associated type
   --> $DIR/bad-assoc-ty.rs:33:10
    |
 LL | type H = Fn(u8) -> (u8)::Output;
-   |          ^^^^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: `<(dyn Fn(u8) -> u8 + 'static) as IntoFuture>::Output`
+   |          ^^^^^^^^^^^^^^^^^^^^^^
+   |
+help: use fully-qualified syntax
+   |
+LL | type H = <(dyn Fn(u8) -> u8 + 'static) as BitOr>::Output;
+   |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+LL | type H = <(dyn Fn(u8) -> u8 + 'static) as IntoFuture>::Output;
+   |          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 error[E0223]: ambiguous associated type
   --> $DIR/bad-assoc-ty.rs:39:19
diff --git a/tests/ui/extern-flag/empty-extern-arg.stderr b/tests/ui/extern-flag/empty-extern-arg.stderr
index 6ad3effe0e2..2785b12a0ae 100644
--- a/tests/ui/extern-flag/empty-extern-arg.stderr
+++ b/tests/ui/extern-flag/empty-extern-arg.stderr
@@ -1,6 +1,13 @@
 error: extern location for std does not exist: 
 
+error: `#[panic_handler]` function required, but not found
+
+error: unwinding panics are not supported without std
+   |
+   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
+   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
+
 error: requires `sized` lang_item
 
-error: aborting due to 2 previous errors
+error: aborting due to 4 previous errors
 
diff --git a/tests/ui/fmt/ifmt-unimpl.stderr b/tests/ui/fmt/ifmt-unimpl.stderr
index 58531c61bbe..3c5428e59fb 100644
--- a/tests/ui/fmt/ifmt-unimpl.stderr
+++ b/tests/ui/fmt/ifmt-unimpl.stderr
@@ -15,7 +15,7 @@ LL |     format!("{:X}", "3");
              i128
              usize
              u8
-           and 20 others
+           and 9 others
    = note: required for `&str` to implement `UpperHex`
 note: required by a bound in `core::fmt::rt::Argument::<'a>::new_upper_hex`
   --> $SRC_DIR/core/src/fmt/rt.rs:LL:COL
diff --git a/tests/ui/lint/unsafe_code/lint-global-asm-as-unsafe.rs b/tests/ui/lint/unsafe_code/lint-global-asm-as-unsafe.rs
new file mode 100644
index 00000000000..02df0e6de95
--- /dev/null
+++ b/tests/ui/lint/unsafe_code/lint-global-asm-as-unsafe.rs
@@ -0,0 +1,20 @@
+//@ needs-asm-support
+#![deny(unsafe_code)]
+
+use std::arch::global_asm;
+
+#[allow(unsafe_code)]
+mod allowed_unsafe {
+    std::arch::global_asm!("");
+}
+
+macro_rules! unsafe_in_macro {
+    () => {
+        global_asm!(""); //~ ERROR: usage of `core::arch::global_asm`
+    };
+}
+
+global_asm!(""); //~ ERROR: usage of `core::arch::global_asm`
+unsafe_in_macro!();
+
+fn main() {}
diff --git a/tests/ui/lint/unsafe_code/lint-global-asm-as-unsafe.stderr b/tests/ui/lint/unsafe_code/lint-global-asm-as-unsafe.stderr
new file mode 100644
index 00000000000..deb67a174f1
--- /dev/null
+++ b/tests/ui/lint/unsafe_code/lint-global-asm-as-unsafe.stderr
@@ -0,0 +1,27 @@
+error: usage of `core::arch::global_asm`
+  --> $DIR/lint-global-asm-as-unsafe.rs:17:1
+   |
+LL | global_asm!("");
+   | ^^^^^^^^^^^^^^^
+   |
+   = note: using this macro is unsafe even though it does not need an `unsafe` block
+note: the lint level is defined here
+  --> $DIR/lint-global-asm-as-unsafe.rs:2:9
+   |
+LL | #![deny(unsafe_code)]
+   |         ^^^^^^^^^^^
+
+error: usage of `core::arch::global_asm`
+  --> $DIR/lint-global-asm-as-unsafe.rs:13:9
+   |
+LL |         global_asm!("");
+   |         ^^^^^^^^^^^^^^^
+...
+LL | unsafe_in_macro!();
+   | ------------------ in this macro invocation
+   |
+   = note: using this macro is unsafe even though it does not need an `unsafe` block
+   = note: this error originates in the macro `unsafe_in_macro` (in Nightly builds, run with -Z macro-backtrace for more info)
+
+error: aborting due to 2 previous errors
+
diff --git a/tests/ui/traits/issue-77982.stderr b/tests/ui/traits/issue-77982.stderr
index bffad037fba..5be8d2f4b32 100644
--- a/tests/ui/traits/issue-77982.stderr
+++ b/tests/ui/traits/issue-77982.stderr
@@ -46,7 +46,6 @@ LL |     let ips: Vec<_> = (0..100_000).map(|_| u32::from(0u32.into())).collect(
    = note: multiple `impl`s satisfying `u32: From<_>` found in the `core` crate:
            - impl From<Char> for u32;
            - impl From<Ipv4Addr> for u32;
-           - impl From<NonZero<u32>> for u32;
            - impl From<bool> for u32;
            - impl From<char> for u32;
            - impl From<u16> for u32;
diff --git a/tests/ui/try-trait/bad-interconversion.stderr b/tests/ui/try-trait/bad-interconversion.stderr
index 80471c0ab1a..817acc8fc99 100644
--- a/tests/ui/try-trait/bad-interconversion.stderr
+++ b/tests/ui/try-trait/bad-interconversion.stderr
@@ -11,7 +11,6 @@ LL |     Ok(Err(123_i32)?)
    = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
    = help: the following other types implement trait `From<T>`:
              <u8 as From<bool>>
-             <u8 as From<NonZero<u8>>>
              <u8 as From<Char>>
    = note: required for `Result<u64, u8>` to implement `FromResidual<Result<Infallible, i32>>`