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[Bug middle-end/61473] register sized memmove not inlined
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 12 Jun 2014 09:26:54 +0000
- Subject: [Bug middle-end/61473] register sized memmove not inlined
- Auto-submitted: auto-generated
- References: <bug-61473-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61473
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2014-06-12
Component|c |middle-end
Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
The transform is simply not implemented for memmove but simplification always
goes through memmove -> memcpy and then applies this optimization to memcpy.
But of course here the memmove -> memcpy transform is not valid.