diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index f32e3e5..f919510 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -1159,7 +1159,7 @@
 
   // Briefly indicate whether any call clobbers were omitted.
   if (OmittedAnyCallClobbers) {
-    if (FirstOp) FirstOp = false; else OS << ",";
+    if (!FirstOp) OS << ",";
     OS << " ...";
   }