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* [Bug middle-end/56848] New: [4.7 Regression] ICE (segfault) with the 4.7.3 release candidate
@ 2013-04-05  9:50 doko at gcc dot gnu.org
  2013-04-05  9:51 ` [Bug middle-end/56848] " doko at gcc dot gnu.org
                   ` (12 more replies)
  0 siblings, 13 replies; 14+ messages in thread
From: doko at gcc dot gnu.org @ 2013-04-05  9:50 UTC (permalink / raw)
  To: gcc-bugs


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56848

             Bug #: 56848
           Summary: [4.7 Regression] ICE (segfault) with the 4.7.3 release
                    candidate
    Classification: Unclassified
           Product: gcc
           Version: 4.7.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: doko@gcc.gnu.org


Created attachment 29808
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29808
preprocessed source

lowering to -O1 works around it. r197184 does work, r197476 not.

$ gcc -c -g -O2 perf_event.i arch/x86/kernel/cpu/perf_event.c: In function
'get_segment_base':
arch/x86/kernel/cpu/perf_event.c:1887:1: internal compiler error: Segmentation
fault
Please submit a full bug report,
with preprocessed source if appropriate.

(gdb) bt
#0  0x0000000000bd312d in ?? ()
#1  0x0000000000bd305e in ?? ()
#2  0x0000000000bd2c6b in ?? ()
#3  0x0000000000bd357d in ?? ()
#4  0x0000000000bd51b0 in deps_analyze_insn(deps_desc*, rtx_def*) ()
#5  0x0000000000bd5603 in sched_analyze(deps_desc*, rtx_def*, rtx_def*) ()
#6  0x0000000000760d12 in sched_rgn_compute_dependencies(int) ()
#7  0x00000000007635f2 in schedule_insns() ()
#8  0x0000000000763a41 in ?? ()
#9  0x000000000070b778 in execute_one_pass(opt_pass*) ()
#10 0x000000000070bad5 in execute_pass_list(opt_pass*) ()
#11 0x000000000070bae7 in execute_pass_list(opt_pass*) ()
#12 0x000000000070bae7 in execute_pass_list(opt_pass*) ()
#13 0x00000000007e5439 in tree_rest_of_compilation(tree_node*) ()
#14 0x0000000000592afa in ?? ()
#15 0x000000000059434c in cgraph_optimize() ()
#16 0x00000000005947fa in cgraph_finalize_compilation_unit() ()
#17 0x00000000004d44e8 in c_write_global_declarations() ()
#18 0x000000000079edce in toplev_main(int, char**) ()
#19 0x00007ffff670dea5 in __libc_start_main () from
/lib/x86_64-linux-gnu/libc.so.6
#20 0x00000000004c3351 in _start ()


^ permalink raw reply	[flat|nested] 14+ messages in thread
end of thread, other threads:[~2014-02-16 13:17 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2013-04-05  9:50 [Bug middle-end/56848] New: [4.7 Regression] ICE (segfault) with the 4.7.3 release candidate doko at gcc dot gnu.org
2013-04-05  9:51 ` [Bug middle-end/56848] " doko at gcc dot gnu.org
2013-04-05  9:51 ` doko at gcc dot gnu.org
2013-04-05 10:17 ` abel at gcc dot gnu.org
2013-04-05 10:47 ` doko at gcc dot gnu.org
2013-04-05 11:13 ` abel at gcc dot gnu.org
2013-04-05 12:30 ` doko at gcc dot gnu.org
2013-04-05 12:46 ` rguenther at suse dot de
2013-04-05 13:13 ` jakub at gcc dot gnu.org
2013-04-05 14:22 ` doko at gcc dot gnu.org
2013-04-05 21:23 ` ebotcazou at gcc dot gnu.org
2013-04-05 22:27 ` ebotcazou at gcc dot gnu.org
2013-04-08 11:07 ` rguenth at gcc dot gnu.org
2014-02-16 13:17 ` jackie.rosen at hushmail dot com

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