[PATCH] D124996: [clang][preprocessor] Fix unsigned-ness of utf8 char literals

[Timm Bäder via Phabricator via cfe-commits]

tbaeder updated this revision to Diff 427614.
tbaeder marked 2 inline comments as done.

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D124996/new/

https://reviews.llvm.org/D124996

Files:
  clang/docs/ReleaseNotes.rst
  clang/lib/Lex/PPExpressions.cpp
  clang/test/Lexer/utf8-char-literal.cpp

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