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| author | Nick Lewycky <nicholas@mxc.ca> | 2008-03-09 05:04:48 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2008-03-09 05:04:48 +0000 |
| commit | cc24104703079a28636eb9994c66711ecc73ab88 (patch) | |
| tree | 9b4cd007ee489623c0d3ba4aac990a6571f511e3 /llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | |
| parent | 4d0ed842b1495c68f2ad592ae790b0fecabcb43f (diff) | |
| download | bcm5719-llvm-cc24104703079a28636eb9994c66711ecc73ab88.tar.gz bcm5719-llvm-cc24104703079a28636eb9994c66711ecc73ab88.zip | |
Two things. Preserve the unwind_to when splitting a BB.
Add the ability to remove just one instance of a BB from a phi node. This fixes
the compile error in the tree now.
llvm-svn: 48085
Diffstat (limited to 'llvm/lib/Transforms/Utils/BasicBlockUtils.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp index 3607237e41d..0dc38a2b84a 100644 --- a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -160,6 +160,7 @@ BasicBlock *llvm::SplitBlock(BasicBlock *Old, Instruction *SplitPt, Pass *P) { while (isa<PHINode>(SplitIt)) ++SplitIt; BasicBlock *New = Old->splitBasicBlock(SplitIt, Old->getName()+".split"); + New->setUnwindDest(Old->getUnwindDest()); // The new block lives in whichever loop the old one did. if (Loop *L = LI.getLoopFor(Old)) |
