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* [Bug rtl-optimization/63384] New: ICE in moveup_expr_chached->sel_bb_head->bb_node with special options
@ 2014-09-26 17:33 andi-gcc at firstfloor dot org
  2014-09-28  1:22 ` [Bug rtl-optimization/63384] " andi-gcc at firstfloor dot org
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: andi-gcc at firstfloor dot org @ 2014-09-26 17:33 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63384

            Bug ID: 63384
           Summary: ICE in moveup_expr_chached->sel_bb_head->bb_node with
                    special options
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: andi-gcc at firstfloor dot org

Created attachment 33585
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33585&action=edit
test case (non minimized)

The following combination of options causes an ICE with the attached test case:

g++50 matrix.i -o outfile -O2  -fsel-sched-pipelining-outer-loops
-fsel-sched-reschedule-pipelined -fvar-tracking-assignments-toggle
-ftree-vectorize -fselective-scheduling2

gcc version 4.9.0 20130617 (experimental) (GCC) 

apps/matrixmultiply.cpp: In function 'T** make_test_matrix() [with T = float]':
apps/matrixmultiply.cpp:22:1: internal compiler error: Segmentation fault
 }
 ^
0x8cde37 crash_signal
        ../../gcc/gcc/toplev.c:333
0x6764e1 bb_note(basic_block_def*)
        ../../gcc/gcc/cfgrtl.c:647
0x89c1a1 sel_bb_head(basic_block_def*)
        ../../gcc/gcc/sel-sched-ir.c:4536
0x8a6fa5 moveup_expr_cached
        ../../gcc/gcc/sel-sched.c:2563
0x8ac506 move_op_ascend
        ../../gcc/gcc/sel-sched.c:6217
0x8aabc7 code_motion_path_driver
        ../../gcc/gcc/sel-sched.c:6706
0x8aca54 move_op
        ../../gcc/gcc/sel-sched.c:6758
0x8aca54 move_exprs_to_boundary
        ../../gcc/gcc/sel-sched.c:5292
0x8aca54 schedule_expr_on_boundary
        ../../gcc/gcc/sel-sched.c:5504
0x8af552 fill_insns
        ../../gcc/gcc/sel-sched.c:5646
0x8af552 schedule_on_fences
        ../../gcc/gcc/sel-sched.c:7410
0x8af552 sel_sched_region_2
        ../../gcc/gcc/sel-sched.c:7544
0x8b14bf sel_sched_region_1
        ../../gcc/gcc/sel-sched.c:7583
0x8b14bf sel_sched_region(int)
        ../../gcc/gcc/sel-sched.c:7684
0x8b1fc1 run_selective_scheduling()
        ../../gcc/gcc/sel-sched.c:7760
0x895b56 rest_of_handle_sched2
        ../../gcc/gcc/sched-rgn.c:3606


^ permalink raw reply	[flat|nested] 5+ messages in thread
end of thread, other threads:[~2024-06-21 23:15 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-09-26 17:33 [Bug rtl-optimization/63384] New: ICE in moveup_expr_chached->sel_bb_head->bb_node with special options andi-gcc at firstfloor dot org
2014-09-28  1:22 ` [Bug rtl-optimization/63384] " andi-gcc at firstfloor dot org
2014-09-28  7:43 ` [Bug rtl-optimization/63384] selective scheduling on x86 takes very long andi-gcc at firstfloor dot org
2014-09-28 17:27 ` [Bug rtl-optimization/63384] scheduler loops on endless fence list with -fselective-scheduling2 on x86 andi-gcc at firstfloor dot org
2024-06-21 23:15 ` andi-gcc at firstfloor dot org

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