[PATCH] D135199: [OpenMP][C++] Allow #pragma omp simd in constexpr functions

[Johannes Doerfert via Phabricator via cfe-commits]

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There is no reason (obvious to me) that would prevent us from ignoring
the "simd" part during constexpr eval, assuming there are no clauses.
The potentially controversial part is the change from Equal to Encloses
when we do the context lookup.

Fixes https://github.com/llvm/llvm-project/issues/58092


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D135199

Files:
  clang/include/clang/Basic/DiagnosticSemaKinds.td
  clang/lib/AST/ExprConstant.cpp
  clang/lib/Sema/SemaDeclCXX.cpp
  clang/test/SemaCXX/constexpr-openmp-simd.cpp

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