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-rw-r--r--lib/Frontend/CompilerInvocation.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 977f351e42..61887e8eb2 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -133,6 +133,8 @@ static void CodeGenOptsToArgs(const CodeGenOptions &Opts,
Res.push_back("-fno-common");
if (Opts.ForbidGuardVariables)
Res.push_back("-fforbid-guard-variables");
+ if (Opts.UseRegisterSizedBitfieldAccess)
+ Res.push_back("-fuse-register-sized-bitfield-access");
if (Opts.NoImplicitFloat)
Res.push_back("-no-implicit-float");
if (Opts.OmitLeafFramePointer)
@@ -956,6 +958,8 @@ static void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.DisableLLVMOpts = Args.hasArg(OPT_disable_llvm_optzns);
Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone);
Opts.ForbidGuardVariables = Args.hasArg(OPT_fforbid_guard_variables);
+ Opts.UseRegisterSizedBitfieldAccess = Args.hasArg(
+ OPT_fuse_register_sized_bitfield_access);
Opts.RelaxedAliasing = Args.hasArg(OPT_relaxed_aliasing);
Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags);
Opts.MergeAllConstants = !Args.hasArg(OPT_fno_merge_all_constants);