craig.topper added a comment. Yeah LAHF/SAHF just improves codegen. Lack of it won't result in any library calls.
This patch LGTM Repository: rC Clang CHANGES SINCE LAST ACTION https://reviews.llvm.org/D63774/new/ https://reviews.llvm.org/D63774 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
