Index: lib/Target/TargetRecip.cpp
===================================================================
--- lib/Target/TargetRecip.cpp
+++ lib/Target/TargetRecip.cpp
@@ -71,7 +71,7 @@
   // Look for an optional setting of the number of refinement steps needed
   // for this type of reciprocal operation.
   size_t RefPos;
-  uint8_t RefSteps;
+  uint8_t RefSteps = 0;
   StringRef RefStepString;
   if (parseRefinementStep(ArgSub, RefPos, RefSteps)) {
     // Split the string for further processing.
@@ -120,7 +120,7 @@
       Val = Val.substr(1);
     
     size_t RefPos;
-    uint8_t RefSteps;
+    uint8_t RefSteps = 0;
     StringRef RefStepString;
     if (parseRefinementStep(Val, RefPos, RefSteps)) {
       // Split the string for further processing.