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Change LangOpts initialization to directly test the code generation options, 

instead of reproducing their logic.

llvm-svn: 86709
This commit is contained in:
Daniel Dunbar 2009-11-10 19:51:33 +00:00
parent b53edfb8dc
commit a35a2cb56b
1 changed files with 8 additions and 6 deletions
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14
clang/tools/clang-cc/clang-cc.cpp
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@ -674,6 +674,7 @@ StackProtector("stack-protector",
static void InitializeLanguageStandard(LangOptions &Options, LangKind LK,
TargetInfo &Target,
const CompileOptions &CompileOpts,
const llvm::StringMap<bool> &Features) {
// Allow the target to set the default the language options as it sees fit.
Target.getDefaultLangOptions(Options);
@ -837,17 +838,18 @@ static void InitializeLanguageStandard(LangOptions &Options, LangKind LK,
// The __OPTIMIZE_SIZE__ define is tied to -Oz, which we don't
// support.
Options.OptimizeSize = 0;
// -Os implies -O2
if (OptSize || OptLevel)
Options.Optimize = 1;
Options.Optimize = !!CompileOpts.OptimizationLevel;
assert(PICLevel <= 2 && "Invalid value for -pic-level");
Options.PICLevel = PICLevel;
Options.GNUInline = !Options.C99;
// FIXME: This is affected by other options (-fno-inline).
Options.NoInline = !OptSize && !OptLevel;
// This is the __NO_INLINE__ define, which just depends on things like the
// optimization level and -fno-inline, not actually whether the backend has
// inlining enabled.
Options.NoInline = !CompileOpts.OptimizationLevel;
Options.Static = StaticDefine;
@ -2176,7 +2178,7 @@ static void ConstructCompilerInvocation(CompilerInvocation &Opts,
if (LK != langkind_ast) {
InitializeLangOptions(Opts.getLangOpts(), LK);
InitializeLanguageStandard(Opts.getLangOpts(), LK, Target,
Opts.getTargetFeatures());
Opts.getCompileOpts(), Opts.getTargetFeatures());
}
// Initialize the header search options.