Don't corrupt memory when removing an instruction from the program, but

not the worklist

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6733 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/GCSE.cpp b/lib/Transforms/Scalar/GCSE.cpp
index b467784b5e1d1640931ef08a9258fa24b701d2bb..6883818dbc0996507c9d3fb3d24e2fb33cb83fff 100644 (file)
--- a/lib/Transforms/Scalar/GCSE.cpp
+++ b/lib/Transforms/Scalar/GCSE.cpp
@@ -120,6 +120,7 @@ bool GCSE::EliminateRedundancies(Instruction *I,
 
           // Erase the instruction from the program.
           I->getParent()->getInstList().erase(I);
+          WorkList.erase(I);
         }
       
       return true;