diff options
| author | Matt Beaumont-Gay <matthewbg@google.com> | 2011-06-03 18:30:50 +0000 |
|---|---|---|
| committer | Matt Beaumont-Gay <matthewbg@google.com> | 2011-06-03 18:30:50 +0000 |
| commit | aef8c72255387633f6200ea10043a70da317d389 (patch) | |
| tree | a0fff542ea7ab72363877c7c45dc5e23bc8eaaf1 /clang/lib/Frontend/Warnings.cpp | |
| parent | 6fc542c49b65a039931969716ffa4492e51fe958 (diff) | |
| download | bcm5719-llvm-aef8c72255387633f6200ea10043a70da317d389.tar.gz bcm5719-llvm-aef8c72255387633f6200ea10043a70da317d389.zip | |
Don't warn about -Wno-foo where foo is an unknown warning option. Explicitly
passing -Wunknown-warning-option will re-enable warnings about -Wno-foo.
llvm-svn: 132570
Diffstat (limited to 'clang/lib/Frontend/Warnings.cpp')
| -rw-r--r-- | clang/lib/Frontend/Warnings.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/clang/lib/Frontend/Warnings.cpp b/clang/lib/Frontend/Warnings.cpp index 829ac9e661c..f12b484c05e 100644 --- a/clang/lib/Frontend/Warnings.cpp +++ b/clang/lib/Frontend/Warnings.cpp @@ -123,6 +123,8 @@ void clang::ProcessWarningOptions(Diagnostic &Diags, } if (Diags.setDiagnosticGroupMapping(Opt, Mapping)) - Diags.Report(diag::warn_unknown_warning_option) << ("-W" + Opt.str()); + Diags.Report(isPositive ? diag::warn_unknown_warning_option : + diag::warn_unknown_negative_warning_option) + << ("-W" + Opt.str()); } } |
