[llvm-branch-commits] [clang] [SystemZ][ReleaseNotes] clang release notes for SystemZ (PR #215370)

[Kai Nacke via llvm-branch-commits]

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@@ -1163,6 +1163,10 @@ latest release, please see the [Clang Web Site](https://clang.llvm.org) or the
 - Add support for `#pragma export` for z/OS. This is a pragma used to export functions and variables
   with external linkage from shared libraries. It provides compatibility with the IBM XL C/C++
   compiler.
+- Add support for variable argument lists on z/OS.
+- Add compare-and-swap builtin functions, as provided by the IBM XL C/C++ compiler.
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redstar wrote:

I opted for c).

https://github.com/llvm/llvm-project/pull/215370