[libcxx-commits] [libcxx] [libc++][test][msan] Fix bots after #67799 (PR #73152)

[Louis Dionne via libcxx-commits]

================
@@ -9,6 +9,9 @@
 // UNSUPPORTED: target={{.+}}-windows-gnu
 // XFAIL: LIBCXX-AIX-FIXME
 // ADDITIONAL_COMPILE_FLAGS(has-latomic): -latomic
+// Clang's support for atomic operations on long double is broken. See https://github.com/llvm/llvm-project/issues/72893
+// Hangs with msan.
+// UNSUPPORTED: msan
----------------
ldionne wrote:

```suggestion
// Hangs with msan.
// UNSUPPORTED: msan
```

https://github.com/llvm/llvm-project/pull/73152