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-rw-r--r--lib/Driver/Tools.cpp12
-rw-r--r--lib/Frontend/CompilerInvocation.cpp5
2 files changed, 16 insertions, 1 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 77456faa1e..afcf26fee1 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1325,8 +1325,18 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
Args.AddLastArg(CmdArgs, options::OPT_dM);
Args.AddLastArg(CmdArgs, options::OPT_dD);
+ // Forward -Xclang arguments to -cc1, and -mllvm arguments to the LLVM option
+ // parser.
Args.AddAllArgValues(CmdArgs, options::OPT_Xclang);
- Args.AddAllArgValues(CmdArgs, options::OPT_mllvm);
+ for (arg_iterator it = Args.filtered_begin(options::OPT_mllvm),
+ ie = Args.filtered_end(); it != ie; ++it) {
+ // We translate this by hand to the -cc1 argument, since nightly test uses
+ // it and developers have been trained to spell it with -mllvm.
+ if (llvm::StringRef(it->getValue(Args, 0)) == "-disable-llvm-optzns")
+ CmdArgs.push_back("-disable-llvm-optzns");
+ else
+ it->render(Args, CmdArgs);
+ }
if (Output.getType() == types::TY_Dependencies) {
// Handled with other dependency code.
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 990371b214..f51bad285d 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -383,6 +383,10 @@ static void FrontendOptsToArgs(const FrontendOptions &Opts,
Res.push_back("-ast-merge");
Res.push_back(Opts.ASTMergeFiles[i]);
}
+ for (unsigned i = 0, e = Opts.LLVMArgs.size(); i != e; ++i) {
+ Res.push_back("-mllvm");
+ Res.push_back(Opts.LLVMArgs[i]);
+ }
}
static void HeaderSearchOptsToArgs(const HeaderSearchOptions &Opts,
@@ -955,6 +959,7 @@ ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args, Diagnostic &Diags) {
Opts.ShowVersion = Args.hasArg(OPT_version);
Opts.ViewClassInheritance = getLastArgValue(Args, OPT_cxx_inheritance_view);
Opts.ASTMergeFiles = getAllArgValues(Args, OPT_ast_merge);
+ Opts.LLVMArgs = getAllArgValues(Args, OPT_mllvm);
FrontendOptions::InputKind DashX = FrontendOptions::IK_None;
if (const Arg *A = Args.getLastArg(OPT_x)) {