diff options
| -rw-r--r-- | lib/Transforms/Scalar/DCE.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/DCE.cpp b/lib/Transforms/Scalar/DCE.cpp index cb78207d76..fb9a0e04fd 100644 --- a/lib/Transforms/Scalar/DCE.cpp +++ b/lib/Transforms/Scalar/DCE.cpp @@ -111,11 +111,12 @@ bool DCE::runOnFunction(Function &F) { // Remove the instruction from the worklist if it still exists in it. for (std::vector<Instruction*>::iterator WI = WorkList.begin(); - WI != WorkList.end(); ++WI) - if (*WI == I) { + WI != WorkList.end(); ) { + if (*WI == I) WI = WorkList.erase(WI); - --WI; - } + else + ++WI; + } MadeChange = true; ++DCEEliminated; |