[Bug ipa/66566] New: [CHKP] ICE in early_inliner: internal compiler error: in operator[], at vec.h:714

ienkovich at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Jun 17 11:10:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66566

            Bug ID: 66566
           Summary: [CHKP] ICE in early_inliner: internal compiler error:
                    in operator[], at vec.h:714
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ienkovich at gcc dot gnu.org
  Target Milestone: ---

>cat test.i
union jsval_layout
{
  void *asPtr;
};
union jsval_layout a;
union jsval_layout b;
union jsval_layout __inline__ fn1() { return b; }

void fn2() { a = fn1(); }
>gcc -fcheck-pointer-bounds -mmpx -O2 test.i
test.i: In function 'fn2.chkp':
test.i:9:1: internal compiler error: in operator[], at vec.h:714
 void fn2() { a = fn1(); }
 ^
0xb74862 vec<inline_edge_summary, va_heap, vl_embed>::operator[](unsigned int)
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/vec.h:714
0xb73074 vec<inline_edge_summary, va_heap, vl_ptr>::operator[](unsigned int)
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/vec.h:1180
0xb65743 inline_edge_summary
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/ipa-inline.h:281
0xb6ea9f estimate_calls_size_and_time
       
/gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/ipa-inline-analysis.c:3125
0xb70594 inline_update_overall_summary(cgraph_node*)
       
/gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/ipa-inline-analysis.c:3689
0x158ffc8 early_inliner(function*)
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/ipa-inline.c:2713
0x15901ff execute
        /gnumnt/msticlxl7_users/ienkovic/issues/mpx/gcc/gcc/ipa-inline.c:2801

Fails on GCC 6 and GCC 5.1



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