lebedev.ri added a comment. In D116935#3232126 <https://reviews.llvm.org/D116935#3232126>, @craig.topper wrote:
> If I remember correctly, the Or and And folds for 0 and all 1s are there to > optimize bitfield codegen for the frontend. Are we losing that optimization > if this patch goes in before switching clang to InstSimplifyFolder? True, but why is that optimization there in the first place? Presumably it shouldn't matter nowadays. Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D116935/new/ https://reviews.llvm.org/D116935 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits