[clang] [clang] WIP: Warn on mismatched RequiresCapability attributes (PR #67520)

[Timm Baeder via cfe-commits]

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In-Reply-To: <llvm.org/llvm/llvm-project/pull/67520 at github.com>


tbaederr wrote:

Meh, adding the attribute to the definition and declaration of a member function results in duplicated diagnostics:
https://godbolt.org/z/bcjWca71G

https://github.com/llvm/llvm-project/pull/67520