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Wire up the -ftest-coverage and -fprofile-arcs flags to .gcno file emission (at

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compile time) and .gcda emission (at runtime). --coverage enables both.

This does not yet add the profile_rt library to the link step if -fprofile-arcs
is enabled when linking.

llvm-svn: 129956
This commit is contained in:
Nick Lewycky
2011-04-21 23:44:07 +00:00
parent 6aea59268a
commit 207bce31e1
10 changed files with 39 additions and 4 deletions
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6
clang/lib/Frontend/CompilerInvocation.cpp
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@@ -123,6 +123,10 @@ static void CodeGenOptsToArgs(const CodeGenOptions &Opts,
Res.push_back("-dwarf-debug-flags");
Res.push_back(Opts.DwarfDebugFlags);
}
if (Opts.EmitGcovArcs)
Res.push_back("-femit-coverage-data");
if (Opts.EmitGcovNotes)
Res.push_back("-femit-coverage-notes");
if (!Opts.MergeAllConstants)
Res.push_back("-fno-merge-all-constants");
if (Opts.NoCommon)
@@ -960,6 +964,8 @@ static void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.InstrumentFunctions = Args.hasArg(OPT_finstrument_functions);
Opts.InstrumentForProfiling = Args.hasArg(OPT_pg);
Opts.EmitGcovArcs = Args.hasArg(OPT_femit_coverage_data);
Opts.EmitGcovNotes = Args.hasArg(OPT_femit_coverage_notes);
if (Arg *A = Args.getLastArg(OPT_fobjc_dispatch_method_EQ)) {
llvm::StringRef Name = A->getValue(Args);