Fix a bug I introduced in a previous change


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4909 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/InstSelectSimple.cpp b/lib/Target/X86/InstSelectSimple.cpp
index 56ce189..b646ed3 100644
--- a/lib/Target/X86/InstSelectSimple.cpp
+++ b/lib/Target/X86/InstSelectSimple.cpp
@@ -408,9 +408,11 @@
 	  BuildMI (BB, X86::PUSHr32, 1).addReg (X86::EAX);
 	  break;
 	case cInt:
-	case cFloat:
-	  BuildMI (BB, X86::PUSHr32, 1).addReg(getReg(v));
+	case cFloat: {
+          unsigned Reg = getReg(v);
+          BuildMI (BB, X86::PUSHr32, 1).addReg(Reg);
 	  break;
+        }
 	default:
 	  // FIXME: long/ulong/double args not handled.
 	  visitInstruction (CI);