Silence a gcc-4.6 warning: GCC fails to understand that secondReg and cmpOp2 are

correlated, and thinks that cmpOp2 may be used uninitialized.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158263 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Hexagon/HexagonNewValueJump.cpp b/lib/Target/Hexagon/HexagonNewValueJump.cpp
index c93b56debe51577f0fb813ecc6f7f87bbc8e571d..7ece4085ecbdbed327473c44e897d84dd1a74a21 100644 (file)
--- a/lib/Target/Hexagon/HexagonNewValueJump.cpp
+++ b/lib/Target/Hexagon/HexagonNewValueJump.cpp
@@ -222,7 +222,7 @@ static bool canCompareBeNewValueJump(const HexagonInstrInfo *QII,
       return false;
   }
 
-  unsigned cmpReg1, cmpOp2;
+  unsigned cmpReg1, cmpOp2 = 0; // cmpOp2 assignment silences compiler warning.
   cmpReg1 = MI->getOperand(1).getReg();
 
   if (secondReg) {