diff options
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstructionCombining.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp index 838678b9fab..4eea2ff3951 100644 --- a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp +++ b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp @@ -1577,6 +1577,11 @@ bool InstCombiner::DoOneIteration(Function &F, unsigned Iteration) { while (Term != BB->begin()) { // Remove instrs bottom-up BasicBlock::iterator I = Term; --I; + // Don't remove the landingpad instruction. This should be removed + // only if its invokes are also removed. + if (isa<LandingPadInst>(I)) + continue; + DEBUG(errs() << "IC: DCE: " << *I << '\n'); // A debug intrinsic shouldn't force another iteration if we weren't // going to do one without it. |
