[PATCH] D39388: [RS4GC] Strip off invariant.start because memory locations arent invariant
Anna Thomas via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Nov 1 09:29:53 PDT 2017
anna added a comment.
just a note: We haven't yet added support to forward loads/stores across calls when the calls are dominated by invariant.start. However, that's a perfectly legal transform, and this patch makes sure we don't miscompile when the transformation is supported.
https://reviews.llvm.org/D39388
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