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[Bug tree-optimization/24997] New: [4.1/4.2 regression] ICE with -ftree-vectorize
- From: "phython at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Nov 2005 07:11:39 -0000
- Subject: [Bug tree-optimization/24997] New: [4.1/4.2 regression] ICE with -ftree-vectorize
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
wmadec.c ICE's with:
/home/jim/cvs/mplayer/ffmpeg/libavcodec/wmadec.c:1193: error: unrecognizable
insn:
(insn 4809 3267 2762 272 /home/jim/cvs/mplayer/ffmpeg/libavcodec/wmadec.c:1117
(set (reg:SI 9 9)
(and:SI (plus:SI (reg:SI 27 27)
(reg:SI 11 11 [orig:284 base_off.641 ] [284]))
(const_int -16 [0xfffffffffffffff0]))) -1 (nil)
(nil))
/home/jim/cvs/mplayer/ffmpeg/libavcodec/wmadec.c:1193: internal compiler error:
in extract_insn, at recog.c:2084
the command line is:
/usr/lib/gcc-snapshot/bin/gcc -O3 -g -Wall -Wno-switch -maltivec
-mabi=altivec -DHAVE_AV_CONFIG_H -I.. -I/home/jim/cvs/mplayer/ffmpeg/libavutil
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_GNU_SOURCE -c -o wmadec.o
/home/jim/cvs/mplayer/ffmpeg/libavcodec/wmadec.c
The gcc-snapshot is from the debian package version 20051122-1, the ice also
occurs in earlier versions of the package.
--
Summary: [4.1/4.2 regression] ICE with -ftree-vectorize
Product: gcc
Version: 4.1.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: phython at gcc dot gnu dot org
GCC build triplet: powerpc-linux
GCC host triplet: powerpc-linux
GCC target triplet: powerpc-linux
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24997