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| author | Devang Patel <dpatel@apple.com> | 2009-10-13 21:41:20 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2009-10-13 21:41:20 +0000 |
| commit | 115741ba798a72b59ba287bcf0a0f2086243b366 (patch) | |
| tree | ee35cf99337e7463a3c406f2b103b7bb549f44e4 /llvm/lib/Transforms/Scalar/LoopUnswitch.cpp | |
| parent | d162dbac7fa371fcb9d657c744865f8f95d5642e (diff) | |
| download | llvm-115741ba798a72b59ba287bcf0a0f2086243b366.zip llvm-115741ba798a72b59ba287bcf0a0f2086243b366.tar.gz llvm-115741ba798a72b59ba287bcf0a0f2086243b366.tar.bz2 | |
Do not check use_empty() before replaceAllUsesWith(). This gives ValueHandles a chance to get properly updated.
llvm-svn: 84033
Diffstat (limited to 'llvm/lib/Transforms/Scalar/LoopUnswitch.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopUnswitch.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp index 624f240..07ee071 100644 --- a/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp +++ b/llvm/lib/Transforms/Scalar/LoopUnswitch.cpp @@ -781,8 +781,7 @@ void LoopUnswitch::RemoveBlockIfDead(BasicBlock *BB, // Anything that uses the instructions in this basic block should have their // uses replaced with undefs. - if (!I->use_empty()) - I->replaceAllUsesWith(UndefValue::get(I->getType())); + I->replaceAllUsesWith(UndefValue::get(I->getType())); } // If this is the edge to the header block for a loop, remove the loop and |