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| author | Nick Lewycky <nicholas@mxc.ca> | 2011-10-24 04:35:36 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2011-10-24 04:35:36 +0000 |
| commit | 4a3935c27e5315081844a5b7ae1f7097efc234b0 (patch) | |
| tree | bd93a740307c16b7db5f271285a4db383425a2b0 /test/Transforms/DeadStoreElimination | |
| parent | 38af3d5a8dbcada6f264d3a268f525a827adaca2 (diff) | |
| download | llvm-4a3935c27e5315081844a5b7ae1f7097efc234b0.tar.gz llvm-4a3935c27e5315081844a5b7ae1f7097efc234b0.tar.bz2 llvm-4a3935c27e5315081844a5b7ae1f7097efc234b0.tar.xz | |
A dead malloc, a free(NULL) and a free(undef) are all trivially dead
instructions.
This doesn't introduce any optimizations we weren't doing before (except
potentially due to pass ordering issues), now passes will eliminate them sooner
as part of their own cleanups.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142787 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/DeadStoreElimination')
| -rw-r--r-- | test/Transforms/DeadStoreElimination/simple.ll | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/test/Transforms/DeadStoreElimination/simple.ll b/test/Transforms/DeadStoreElimination/simple.ll index 1703ee961f..81eb5a8c70 100644 --- a/test/Transforms/DeadStoreElimination/simple.ll +++ b/test/Transforms/DeadStoreElimination/simple.ll @@ -257,5 +257,4 @@ define void @test20() { ret void } ; CHECK: @test20 -; CHECK-NOT: store -; CHECK: ret void +; CHECK-NEXT: ret void |