[libcxx-commits] [clang] [libcxx] [clang] [libc++] fix _Atomic c11 compare exchange does not update expected results (PR #78707)

[Louis Dionne via libcxx-commits]

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@@ -0,0 +1,65 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
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ldionne wrote:

This is going to require something like

```
// XFAIL: clang-20, apple-clang-15, apple-clang-16
```

https://github.com/llvm/llvm-project/pull/78707