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[Bug target/81803] [7/8 regression] miscompilation at -O1 on mips64el
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 30 Oct 2017 11:35:10 +0000
- Subject: [Bug target/81803] [7/8 regression] miscompilation at -O1 on mips64el
- Auto-submitted: auto-generated
- References: <bug-81803-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81803
--- Comment #17 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> If it ends up as a simple register move though then that shouldn't be
> harmful either as it would be a WORD_REGISTER_OPERATION. I have no objection
> to removing the restriction though; it is easier to reason about without the
> special case.
Yes, this would be my recommendation. I just successfully tested this variant
of the fix on SPARC64/Linux.