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Add -cc1 option -fno-diagnostics-use-presumed-location, a handy mode for

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working with preprocessed testcases. This causes source locations in
diagnostics to point at the spelling location instead of the presumed location,
while still keeping the semantic effects of the line directives (entering and
leaving system-header mode, primarily).

llvm-svn: 168004
This commit is contained in:
Richard Smith
2012-11-14 23:55:25 +00:00
parent a19a126ee3
commit 0b50cb79ad
7 changed files with 50 additions and 7 deletions
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1
clang/lib/Frontend/CompilerInvocation.cpp
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@@ -538,6 +538,7 @@ bool clang::ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args,
Opts.ShowSourceRanges = Args.hasArg(OPT_fdiagnostics_print_source_range_info);
Opts.ShowParseableFixits = Args.hasArg(OPT_fdiagnostics_parseable_fixits);
Opts.ShowPresumedLoc = !Args.hasArg(OPT_fno_diagnostics_use_presumed_location);
Opts.VerifyDiagnostics = Args.hasArg(OPT_verify);
Opts.ElideType = !Args.hasArg(OPT_fno_elide_type);
Opts.ShowTemplateTree = Args.hasArg(OPT_fdiagnostics_show_template_tree);