https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64411
Bug ID: 64411
Summary: ICE: in verify_target_availability, at
sel-sched.c:1577 with -Os -mcmodel=medium -fPIC
-fschedule-insns -fselective-scheduling
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 34337
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34337&action=edit
reduced testcase
Compiler output:
$ gcc -Os -mcmodel=medium -fPIC -fschedule-insns -fselective-scheduling
testcase.C
testcase.C: In function 'void checkx813()':
testcase.C:24:1: internal compiler error: in verify_target_availability, at
sel-sched.c:1577
}
^
0xdd8489 verify_target_availability
/mnt/svn/gcc-trunk/gcc/sel-sched.c:1577
0xdd8489 find_best_reg_for_expr
/mnt/svn/gcc-trunk/gcc/sel-sched.c:1692
0xdd8489 fill_vec_av_set
/mnt/svn/gcc-trunk/gcc/sel-sched.c:3805
0xddab77 fill_ready_list
/mnt/svn/gcc-trunk/gcc/sel-sched.c:4035
0xddab77 find_best_expr
/mnt/svn/gcc-trunk/gcc/sel-sched.c:4398
0xddab77 fill_insns
/mnt/svn/gcc-trunk/gcc/sel-sched.c:5565
0xddc815 schedule_on_fences
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7390
0xddc815 sel_sched_region_2
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7528
0xddf60d sel_sched_region_1
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7570
0xddf60d sel_sched_region(int)
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7671
0xde0851 run_selective_scheduling()
/mnt/svn/gcc-trunk/gcc/sel-sched.c:7747
0xdb650d rest_of_handle_sched
/mnt/svn/gcc-trunk/gcc/sched-rgn.c:3633
0xdb650d 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.
Tested revisions:
r219067 - ICE
4_9 r219040 - ICE
4_8 r218176 - ICE
4_7 r211571 - spill failure
4_6 r197894 - spill failure
