Remove some dead assignements found by scan-build

llvm-svn: 204526
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index 9b9b7f0..d102794 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -1674,7 +1674,7 @@
 
   // Print debug location information.
   if (isDebugValue() && getOperand(e - 1).isMetadata()) {
-    if (!HaveSemi) OS << ";"; HaveSemi = true;
+    if (!HaveSemi) OS << ";";
     DIVariable DV(getOperand(e - 1).getMetadata());
     OS << " line no:" <<  DV.getLineNumber();
     if (MDNode *InlinedAt = DV.getInlinedAt()) {