1 files changed, 1 insertions, 23 deletions
diff --git a/lib/CodeGen/CGStmt.cpp b/lib/CodeGen/CGStmt.cpp
index d78908dee8..467c77945e 100644
--- a/lib/CodeGen/CGStmt.cpp
+++ b/lib/CodeGen/CGStmt.cpp
@@ -1691,36 +1691,14 @@ void CodeGenFunction::EmitMSAsmStmt(const MSAsmStmt &S) {
 
   std::vector<llvm::Value*> Args;
   std::vector<llvm::Type *> ArgTypes;
-  std::string Constraints;
-
-  // Clobbers
-  for (unsigned i = 0, e = S.getNumClobbers(); i != e; ++i) {
-    StringRef Clobber = S.getClobber(i);
-
-    if (Clobber != "memory" && Clobber != "cc")
-      Clobber = Target.getNormalizedGCCRegisterName(Clobber);
-
-    if (i != 0)
-      Constraints += ',';
-
-    Constraints += "~{";
-    Constraints += Clobber;
-    Constraints += '}';
-  }
 
-  // Add machine specific clobbers
   std::string MachineClobbers = Target.getClobbers();
-  if (!MachineClobbers.empty()) {
-    if (!Constraints.empty())
-      Constraints += ',';
-    Constraints += MachineClobbers;
-  }
 
   llvm::FunctionType *FTy =
     llvm::FunctionType::get(VoidTy, ArgTypes, false);
 
   llvm::InlineAsm *IA =
-    llvm::InlineAsm::get(FTy, *S.getAsmString(), Constraints, true);
+    llvm::InlineAsm::get(FTy, *S.getAsmString(), MachineClobbers, true);
   llvm::CallInst *Result = Builder.CreateCall(IA, Args);
   Result->addAttribute(~0, llvm::Attribute::NoUnwind);
   Result->addAttribute(~0, llvm::Attribute::IANSDialect);