ScalarExprEmitter::EmitCompoundAssign - fix uninitialized variable warning. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@361098 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 62c4da0383cc12223f1666a39c327e2d02ff301e..267402dbef4bddcef2c9899440b11809e020f0e7 100644 (file)
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -2984,7 +2984,7 @@ LValue ScalarExprEmitter::EmitCompoundAssignLValue(
 Value *ScalarExprEmitter::EmitCompoundAssign(const CompoundAssignOperator *E,
                       Value *(ScalarExprEmitter::*Func)(const BinOpInfo &)) {
   bool Ignore = TestAndClearIgnoreResultAssign();
-  Value *RHS;
+  Value *RHS = nullptr;
   LValue LHS = EmitCompoundAssignLValue(E, Func, RHS);
 
   // If the result is clearly ignored, return now.