On Nov 14 2016, Michael Matz <m...@suse.de> wrote: > PR missed-optimization/77881 > * combine.c (simplify_comparison): Remove useless subregs > also inside the loop, not just after it. > (make_compound_operation): Recognize some subregs as being > masking as well.
This breaks gcc.c-torture/execute/cbrt.c execution test on aarch64. Andreas. -- Andreas Schwab, SUSE Labs, sch...@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."
