This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/66563] [4.9 Regression] ICE (segmentation fault) on sh4-linux-gnu
- From: "olegendo at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 20 Jun 2015 13:40:58 +0000
- Subject: [Bug target/66563] [4.9 Regression] ICE (segmentation fault) on sh4-linux-gnu
- Auto-submitted: auto-generated
- References: <bug-66563-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66563
--- Comment #20 from Oleg Endo <olegendo at gcc dot gnu.org> ---
(In reply to John Paul Adrian Glaubitz from comment #16)
> ...
> 763a3c: 03 61 mov r0,r1
> 763a3e: 00 e3 mov #0,r3
> 763a40: 16 62 mov.l @r1+,r2
> 763a42: 3c 22 cmp/str r3,r2
> 763a44: fc 8b bf 763a40
> ...
That's a code snippet of the builtin strlen which has been added in 4.9...
I'm curious... Kaz, when bootstrapping the native 4.9 on sh4-linux, did you use
the 4.9 native compiler to build mpfr, mpc, gmp libraries? They might indeed
be silently miscompiled due to some unknown hidden bug.