This is the mail archive of the
glibc-bugs@sourceware.org
mailing list for the glibc project.
[Bug libc/15605] gcc-4.8 + tree-loop-distribute-patterns breaks is unsafe for GLIBC
- From: "philippe.gislard at morpho dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Wed, 25 Feb 2015 19:01:51 +0000
- Subject: [Bug libc/15605] gcc-4.8 + tree-loop-distribute-patterns breaks is unsafe for GLIBC
- Auto-submitted: auto-generated
- References: <bug-15605-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=15605
--- Comment #9 from philippe.gislard at morpho dot com ---
(In reply to philippe.gislard from comment #8)
> Hi,
>
> I'm using gcc 4.9.1, and I have and issue when reimplementing memset that is
> quite similar:
> loop inside memset is transformed into recursive call to memset
>
> I noticed that when compiling with -fno-tree-loop-distribute-patterns has no
> impact but with -fno-tree-ch the issue disappear.
> Can someone tell me if it is related to this bug and if possible, what's
> happening exactly and if there is a better way to handle this ?
>
> Thanks.
My bad: -fno-tree-loop-distribute-patterns DOES workaround this issue
--
You are receiving this mail because:
You are on the CC list for the bug.