[PATCH] D141277: [InstCombine] Don't optimize idempotent `atomicrmw <op>, 0` into `load atomic`

[Quentin Colombet via Phabricator via llvm-commits]

qcolombet added inline comments.


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Comment at: llvm/test/Transforms/InstCombine/atomicrmw.ll:5
 ; Check that we can replace `atomicrmw <op> LHS, 0` with `load atomic LHS`.
 ; This is possible when:
+; Check that we don't replace `atomicrmw <op> LHS, 0` with `load atomic LHS`.
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nikic wrote:
> I think the two comment lines above were supposed to be dropped.
Good catch, looks like I screwed up the merge conflict.


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  https://reviews.llvm.org/D141277/new/

https://reviews.llvm.org/D141277