[all-commits] [llvm/llvm-project] 480590: [Driver] Don't pass -fmessage-length=0 to CC1

[Fangrui Song via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 4805901930f27f80d3b97ccd88e4f5240b784abd
      https://github.com/llvm/llvm-project/commit/4805901930f27f80d3b97ccd88e4f5240b784abd
  Author: Fangrui Song <maskray at google.com>
  Date:   2020-03-31 (Tue, 31 Mar 2020)

  Changed paths:
    M clang/include/clang/Driver/CC1Options.td
    M clang/include/clang/Driver/Options.td
    M clang/lib/Driver/ToolChains/Clang.cpp
    M clang/lib/Frontend/CompilerInvocation.cpp
    A clang/test/Driver/fmessage-length.c
    M clang/test/Driver/rewrite-legacy-objc.m
    M clang/test/Driver/rewrite-objc.m
    M clang/test/Frontend/source-col-map.c
    M clang/test/Misc/diag-line-wrapping.cpp
    M clang/test/Misc/message-length.c
    M clang/test/Misc/unnecessary-elipses.cpp
    M clang/test/Misc/unprintable.c
    M clang/test/Misc/wrong-encoding2.c

  Log Message:
  -----------
  [Driver] Don't pass -fmessage-length=0 to CC1

-fmessage-length=0 is common (unless the environment variable COLUMNS
is set and exported. This simplifies a common CC1 command line.