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-rw-r--r--clang/lib/Driver/Tools.cpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index d22bebe54ed..0f74ea176ca 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -4888,6 +4888,19 @@ void Clang::AddClangCLArgs(const ArgList &Args, ArgStringList &CmdArgs) const {
CmdArgs.push_back("-P");
}
+ unsigned VolatileOptionID;
+ if (getToolChain().getTriple().getArch() == llvm::Triple::x86_64 ||
+ getToolChain().getTriple().getArch() == llvm::Triple::x86)
+ VolatileOptionID = options::OPT__SLASH_volatile_ms;
+ else
+ VolatileOptionID = options::OPT__SLASH_volatile_iso;
+
+ if (Arg *A = Args.getLastArg(options::OPT__SLASH_volatile_Group))
+ VolatileOptionID = A->getOption().getID();
+
+ if (VolatileOptionID == options::OPT__SLASH_volatile_ms)
+ CmdArgs.push_back("-fms-volatile");
+
Arg *MostGeneralArg = Args.getLastArg(options::OPT__SLASH_vmg);
Arg *BestCaseArg = Args.getLastArg(options::OPT__SLASH_vmb);
if (MostGeneralArg && BestCaseArg)
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