[PATCH] D147175: [clang] Add __is_trivially_equality_comparable

[Nikolas Klauser via Phabricator via cfe-commits]

philnik created this revision.
philnik added a reviewer: aaron.ballman.
Herald added a project: All.
philnik requested review of this revision.
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This patch adds a new trait to allow standard libraries to forward `std::equal` calls to `memcmp` in more cases.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D147175

Files:
  clang/docs/LanguageExtensions.rst
  clang/include/clang/AST/DeclCXX.h
  clang/include/clang/AST/RecordLayout.h
  clang/include/clang/AST/Type.h
  clang/include/clang/Basic/TokenKinds.def
  clang/lib/AST/RecordLayout.cpp
  clang/lib/AST/RecordLayoutBuilder.cpp
  clang/lib/AST/Type.cpp
  clang/lib/Sema/SemaExprCXX.cpp
  clang/test/SemaCXX/type-traits.cpp

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