http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60866
Bug ID: 60866
Summary: [4.7/4.8/4.9/4.10 Regression] ICE: in
get_seqno_for_a_jump, at sel-sched-ir.c:4068 with
-fselective-scheduling -fno-if-conversion
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Created attachment 32620
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32620&action=edit
reduced testcase
Compiler output:
$ gcc -O -fselective-scheduling -fno-if-conversion -fschedule-insns testcase.c
testcase.c: In function 'foo':
testcase.c:15:1: internal compiler error: in get_seqno_for_a_jump, at
sel-sched-ir.c:4068
}
^
0xaf3c6f get_seqno_for_a_jump
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:4068
0xaf3c6f init_simplejump_data
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:4257
0xaf3c6f sel_init_new_insn
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:4291
0xaf4983 sel_redirect_edge_and_branch(edge_def*, basic_block_def*)
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:5654
0xaf58e8 maybe_tidy_empty_bb
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:3782
0xaf5ce7 tidy_control_flow(basic_block_def*, bool)
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:3819
0xaf64fc sel_remove_insn(rtx_def*, bool, bool)
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:3954
0xaf6796 return_nop_to_pool(rtx_def*, bool)
/mnt/svn/gcc-trunk/gcc/sel-sched-ir.c:1066
0xb09706 remove_temp_moveop_nops
/mnt/svn/gcc-trunk/gcc/sel-sched.c:5067
0xb09706 schedule_expr_on_boundary
/mnt/svn/gcc-trunk/gcc/sel-sched.c:5542
0xb0b365 fill_insns
/mnt/svn/gcc-trunk/gcc/sel-sched.c:5659
0xb0b365 schedule_on_fences
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7441
0xb0b365 sel_sched_region_2
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7579
0xb0f164 sel_sched_region_1
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7621
0xb0f164 sel_sched_region(int)
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7722
0xb10999 run_selective_scheduling()
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7798
0xae09cd rest_of_handle_sched
/mnt/svn/gcc-trunk/gcc/sched-rgn.c:3638
0xae09cd execute
/mnt/svn/gcc-trunk/gcc/sched-rgn.c:3743
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-209399-lto-fortran-checking-yes-rtl-df/libexec/gcc/x86_64-unknown-linux-gnu/4.10.0/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-209399-lto-fortran-checking-yes-rtl-df/
--without-cloog --without-ppl
Thread model: posix
gcc version 4.10.0 20140415 (experimental) (GCC)
Tested revisions:
r209399 - ICE
4.9 r209346 - ICE
4.8 r209342 - ICE
4.7 r209345 - ICE
4.6 r197894 - OK
