https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65161
Bug ID: 65161
Summary: ICE: in vec<_haifa_insn_data, va_heap,
vl_embed>::operator[], at vec.h:736 with -O3
-fselective-scheduling2 -mtune=slm
Product: gcc
Version: 5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Created attachment 34833
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34833&action=edit
reduced testcase
Compiler output:
$ gcc -O3 -fselective-scheduling2 --param=max-completely-peeled-insns=527
--param=max-completely-peel-times=225 --param=min-vect-loop-bound=43 -mtune=slm
testcase.c
testcase.c: In function 'foo':
testcase.c:10:1: internal compiler error: in operator[], at vec.h:736
}
^
0x5abcde vec<_haifa_insn_data, va_heap, vl_embed>::operator[](unsigned int)
/mnt/svn/gcc-trunk/gcc/vec.h:736
0xf304c6 vec<_haifa_insn_data, va_heap, vl_embed>::operator[](unsigned int)
/mnt/svn/gcc-trunk/gcc/config/i386/i386.c:26672
0xf304c6 vec<_haifa_insn_data, va_heap, vl_ptr>::operator[](unsigned int)
/mnt/svn/gcc-trunk/gcc/vec.h:1202
0xf304c6 swap_top_of_ready_list
/mnt/svn/gcc-trunk/gcc/config/i386/i386.c:26661
0xf304c6 ix86_sched_reorder
/mnt/svn/gcc-trunk/gcc/config/i386/i386.c:26740
0xc0e83d invoke_reorder_hooks
/mnt/svn/gcc-trunk/gcc/sel-sched.c:4129
0xc0e83d find_best_expr
/mnt/svn/gcc-trunk/gcc/sel-sched.c:4406
0xc0e83d fill_insns
/mnt/svn/gcc-trunk/gcc/sel-sched.c:5568
0xc0f73a schedule_on_fences
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7393
0xc0f73a sel_sched_region_2
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7531
0xc11025 sel_sched_region_1
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7573
0xc11025 sel_sched_region(int)
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7674
0xc12021 run_selective_scheduling()
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7750
0xbea6e5 rest_of_handle_sched2
/mnt/svn/gcc-trunk/gcc/sched-rgn.c:3647
0xbea6e5 execute
/mnt/svn/gcc-trunk/gcc/sched-rgn.c:3791
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.
$ gcc -v
Using built-in specs.
COLLECT_GCC=/mnt/svn/gcc-trunk/binary-latest/bin/gcc
COLLECT_LTO_WRAPPER=/mnt/svn/gcc-trunk/binary-220888-lto-fortran-checking-yes-rtl-df/libexec/gcc/x86_64-unknown-linux-gnu/5.0.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /mnt/svn/gcc-trunk//configure --enable-checking=yes,rtl,df
--enable-languages=c,c++,lto,fortran
--prefix=/mnt/svn/gcc-trunk/binary-220888-lto-fortran-checking-yes-rtl-df/
--without-cloog --without-ppl
Thread model: posix
gcc version 5.0.0 20150221 (experimental) (GCC)
