Fixed bug where we performed addition instead of subtraction during

constant propagation.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@46095 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/Analysis/GRConstants.cpp b/Analysis/GRConstants.cpp
index 82402559f23b89f1629a90c8b226306cfd460ca5..2173f9b671b2f4235200b701a0b2f487e1755932 100644 (file)
--- a/Analysis/GRConstants.cpp
+++ b/Analysis/GRConstants.cpp
@@ -134,7 +134,7 @@ public:
   
   ExprVariantTy operator-(const ExprVariantTy& X) const {
     if (!isConstant || !X.isConstant) return ExprVariantTy();
-    else return ExprVariantTy(val+X.val);
+    else return ExprVariantTy(val-X.val);
   }    
 };
 } // end anonymous namespace