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[Bug target/49049] ICE in copyprop_hardreg_forward_1, at regcprop.c:767
- From: "doko at ubuntu dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 21 Jul 2011 08:28:45 +0000
- Subject: [Bug target/49049] ICE in copyprop_hardreg_forward_1, at regcprop.c:767
- Auto-submitted: auto-generated
- References: <bug-49049-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49049
Matthias Klose <doko at ubuntu dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |doko at ubuntu dot com
--- Comment #4 from Matthias Klose <doko at ubuntu dot com> 2011-07-21 08:28:41 UTC ---
[ http://bugs.debian.org/630746 ]
looks like a regression in current 4.6 branch and the trunk, works with current
4.4 and 4.5 branches. The volume.i builds with -O2 instead of -O1 (the Debian
compiler targets armv4 by default).
$ gcc -g -O -c volume.i../vol/volume.c: In function 'VShutdown_r':
../vol/volume.c:1320:1: error: insn does not satisfy its constraints:
(insn 1117 1116 669 56 (set (reg:SI 8 r8 [561])
(minus:SI (const_int 12 [0xc])
(const_int 5784 [0x1698]))) ../vol/volume.c:1409 29
{*arm_subsi3_insn}
(nil))
../vol/volume.c:1320:1: internal compiler error: in copyprop_hardreg_forward_1,
at regcprop.c:767
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