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[Bug tree-optimization/55177] missed optimizations with __builtin_bswap
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 23 Jan 2015 14:11:31 +0000
- Subject: [Bug tree-optimization/55177] missed optimizations with __builtin_bswap
- Auto-submitted: auto-generated
- References: <bug-55177-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55177
--- Comment #18 from UroÅ Bizjak <ubizjak at gmail dot com> ---
(In reply to David Woodhouse from comment #17)
> unsigned or(struct pkt *p)
gcc 5.0 optimizes the above case ...
> unsigned add(struct pkt *p)
... but not this one. Probably just the case of missing match.pd pattern.