diff options
| author | Nick Lewycky <nicholas@mxc.ca> | 2008-01-30 07:45:37 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2008-01-30 07:45:37 +0000 |
| commit | a671c34fc2d7535a2767f2e8e5ea541424798cb5 (patch) | |
| tree | f6c9acba94ea89884faef3613dd8ab04e64f0bab /lib/Transforms/Scalar/DeadStoreElimination.cpp | |
| parent | 8f909fa04b44c9a25cdbee231c1c6f0756dc98d5 (diff) | |
| download | external_llvm-a671c34fc2d7535a2767f2e8e5ea541424798cb5.tar.gz external_llvm-a671c34fc2d7535a2767f2e8e5ea541424798cb5.tar.bz2 external_llvm-a671c34fc2d7535a2767f2e8e5ea541424798cb5.zip | |
Don't DCE FreeInst's. We were using those! Patch from Owen Anderson.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46553 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/DeadStoreElimination.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/DeadStoreElimination.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/DeadStoreElimination.cpp b/lib/Transforms/Scalar/DeadStoreElimination.cpp index 7e2588ab77..ba0d1bdf2b 100644 --- a/lib/Transforms/Scalar/DeadStoreElimination.cpp +++ b/lib/Transforms/Scalar/DeadStoreElimination.cpp @@ -420,7 +420,7 @@ bool DSE::handleEndBlock(BasicBlock& BB, } else { // For any non-memory-affecting non-terminators, DCE them as we reach them Instruction *CI = BBI; - if (!CI->isTerminator() && CI->getNumUses() == 0) { + if (!CI->isTerminator() && CI->getNumUses() == 0 && !isa<FreeInst>(CI)) { // DCE instructions only used to calculate that load for (Instruction::op_iterator OI = CI->op_begin(), OE = CI->op_end(); |