[Bug tree-optimization/89536] [8/9 Regression] wrong code at -Os and above on x86_64-linux-gnu

jakub at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Feb 28 19:01:00 GMT 2019


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89536

--- Comment #15 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
How is BIT_NOT_EXPR expanded for the prec > 1 BOOLEAN_TYPEs btw?  If it is
normal QImode or SImode etc. one's complement, then I'd say it is a bug if
match.pd generates such BIT_NOT_EXPRs.


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