diff options
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyCFG.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyCFG.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp index e88d7eb..0120adc 100644 --- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp @@ -5499,7 +5499,10 @@ static bool passingValueIsAlwaysUndefined(Value *V, Instruction *I) { // Now make sure that there are no instructions in between that can alter // control flow (eg. calls) - for (BasicBlock::iterator i = ++BasicBlock::iterator(I); &*i != Use; ++i) + for (BasicBlock::iterator + i = ++BasicBlock::iterator(I), + UI = BasicBlock::iterator(dyn_cast<Instruction>(Use)); + i != UI; ++i) if (i == I->getParent()->end() || i->mayHaveSideEffects()) return false; |