diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index 06a481de258d..c608e56c8fbf 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -23,11 +23,6 @@
 #include "llvm/Target/TargetRegistry.h"
 using namespace llvm;
 
-static cl::opt<bool>
-SSEDomainFix("sse-domain-fix",
-               cl::desc("Enable fixing of SSE execution domain"),
-               cl::init(false), cl::Hidden);
-
 static MCAsmInfo *createMCAsmInfo(const Target &T, StringRef TT) {
   Triple TheTriple(TT);
   switch (TheTriple.getOS()) {
@@ -177,7 +172,7 @@ bool X86TargetMachine::addPostRegAlloc(PassManagerBase &PM,
 
 bool X86TargetMachine::addPreEmitPass(PassManagerBase &PM,
                                       CodeGenOpt::Level OptLevel) {
-  if (SSEDomainFix && OptLevel != CodeGenOpt::None && Subtarget.hasSSE2()) {
+  if (OptLevel != CodeGenOpt::None && Subtarget.hasSSE2()) {
     PM.add(createSSEDomainFixPass());
     return true;
   }