[PATCH] D149276: [Clang] Fix parsing of `(auto(x))`.

[Corentin Jabot via Phabricator via cfe-commits]

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Allow auto(x) to appear in a parenthesis
expression.

The pattern (auto( can appear as part of a declarator,
so the parser is modified to avoid the ambiguity,
in a way consistent with the proposed resolution to CWG1223.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D149276

Files:
  clang/docs/ReleaseNotes.rst
  clang/include/clang/Basic/DiagnosticSemaKinds.td
  clang/include/clang/Parse/Parser.h
  clang/lib/Parse/ParseDecl.cpp
  clang/lib/Parse/ParseTentative.cpp
  clang/lib/Parse/Parser.cpp
  clang/lib/Sema/SemaDeclCXX.cpp
  clang/test/Parser/cxx1z-decomposition.cpp
  clang/test/Parser/cxx2b-auto-x.cpp

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