diff options
| -rw-r--r-- | llvm/lib/CodeGen/SjLjEHPrepare.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SjLjEHPrepare.cpp b/llvm/lib/CodeGen/SjLjEHPrepare.cpp index 7886737b879..17a3a84ecda 100644 --- a/llvm/lib/CodeGen/SjLjEHPrepare.cpp +++ b/llvm/lib/CodeGen/SjLjEHPrepare.cpp @@ -125,8 +125,11 @@ static void MarkBlocksLiveIn(BasicBlock *BB, if (!LiveBBs.insert(BB).second) return; // already been here. - for (BasicBlock *PredBB : predecessors(BB)) - MarkBlocksLiveIn(PredBB, LiveBBs); + df_iterator_default_set<BasicBlock*> Visited; + + for (BasicBlock *B : inverse_depth_first_ext(BB, Visited)) + LiveBBs.insert(B); + } /// substituteLPadValues - Substitute the values returned by the landingpad |
