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[Bug regression/56738] New: ICE in c-c++-common/torture/vshuf-v4di.c
- From: "ktkachov at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 26 Mar 2013 11:46:44 +0000
- Subject: [Bug regression/56738] New: ICE in c-c++-common/torture/vshuf-v4di.c
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56738
Bug #: 56738
Summary: ICE in c-c++-common/torture/vshuf-v4di.c
Classification: Unclassified
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: regression
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: ktkachov@gcc.gnu.org
CC: stevenb.gcc@gmail.com
Target: arm-none-eabi
Created attachment 29729
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29729
Preprocessed file
Testcase ICEs on arm-none-eabi when compiled with -O1 (ICEs also with -O2 and
-O3)
In file included from vshuf-v4di.c:19:0:
vshuf-main.inc: In function 'main':
vshuf-main.inc:26:1: internal compiler error: in df_insn_delete, at
df-scan.c:1162
}
^
0x634b9c df_insn_delete(rtx_def*)
$SOURCE/gcc/gcc/df-scan.c:1162
0x68b98a remove_insn(rtx_def*)
$SOURCE/gcc/gcc/emit-rtl.c:4036
0x5f83be delete_insn(rtx_def*)
$SOURCE/gcc/gcc/cfgrtl.c:167
0xd335b6 resolve_simple_move
$SOURCE/gcc/gcc/lower-subreg.c:1072
0xd338b3 resolve_simple_move
$SOURCE/gcc/gcc/lower-subreg.c:923
0xd34a13 decompose_multiword_subregs
$SOURCE/gcc/gcc/lower-subreg.c:1563
0xd3528d rest_of_handle_lower_subreg2
$SOURCE/gcc/gcc/lower-subreg.c:1682
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
Bisection shows it started with r196977
Cross compiler configured with:
Target: arm-none-eabi
Configured with: $SOURCE/gcc/configure --target=arm-none-eabi
--prefix=$SOURCE/build/install --with-gmp=$SOURCE/build/host-tools
--with-mpfr=$SOURCE/build/host-tools --with-mpc=$SOURCE/build/host-tools
--with-pkgversion=unknown --disable-shared --disable-nls --disable-threads
--disable-tls --enable-checking=yes --enable-languages=c --with-newlib
--with-fpu=neon --with-float=hard --with-arch=armv7-a
Thread model: single
gcc version 4.9.0 20130322 (experimental) (unknown)