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Tracing to help investigate issues with SjLj spill code.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147682 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2012-01-06 21:16:27 +00:00
parent 6da0ef9ca4
commit b937b76045
1 changed files with 2 additions and 0 deletions
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2
lib/CodeGen/SjLjEHPrepare.cpp
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@ -350,6 +350,8 @@ void SjLjEHPass::lowerAcrossUnwindEdges(Function &F,
for (unsigned i = 0, e = Invokes.size(); i != e; ++i) {
BasicBlock *UnwindBlock = Invokes[i]->getUnwindDest();
if (UnwindBlock != BB && LiveBBs.count(UnwindBlock)) {
DEBUG(dbgs() << "SJLJ Spill: " << *Inst << " around "
<< UnwindBlock->getName() << "\n");
NeedsSpill = true;
break;
}