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From: "asolokha at gmx dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/95315] New: [11 Regression] ICE: Segmentation fault (in lookup_page_table_entry)
Date: Mon, 25 May 2020 14:37:50 +0000	[thread overview]
Message-ID: <bug-95315-4@http.gcc.gnu.org/bugzilla/> (raw)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95315

            Bug ID: 95315
           Summary: [11 Regression] ICE: Segmentation fault (in
                    lookup_page_table_entry)
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code, openmp
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: asolokha at gmx dot com
  Target Milestone: ---

gcc-11.0.0-alpha20200524 snapshot (g:d176184d98a00ab379ae5959aed1908a79995e6b)
ICEs when compiling gcc/testsuite/c-c++-common/gomp/declare-variant-5.c w/ -O2
-fopenmp --param ggc-min-heapsize=0:

% gcc-11.0.0 -O2 -fopenmp --param ggc-min-heapsize=0 -c
gcc/testsuite/c-c++-common/gomp/declare-variant-5.c
gcc/testsuite/c-c++-common/gomp/declare-variant-5.c: In function 'test':
gcc/testsuite/c-c++-common/gomp/declare-variant-5.c:36:1: internal compiler
error: Segmentation fault
   36 | }
      | ^
0xd9fcff crash_signal
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/toplev.c:328
0x8af45b lookup_page_table_entry
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/ggc-page.c:630
0x8af45b ggc_set_mark(void const*)
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/ggc-page.c:1544
0xb0b331 gt_ggc_mx_symtab_node(void*)
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/build/gcc/gtype-desc.c:1300
0xc58316 gt_ggc_mx_omp_declare_variant_base_entry(void*)
        ./gt-omp-general.h:47
0xc58316 gt_ggc_mx_omp_declare_variant_base_entry(void*)
        ./gt-omp-general.h:41
0xc58316 gt_ggc_mx(omp_declare_variant_base_entry*&)
        ./gt-omp-general.h:65
0xc55121
ggc_remove<omp_declare_variant_base_entry*>::ggc_mx(omp_declare_variant_base_entry*&)
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/hash-traits.h:237
0xc55121
ggc_remove<omp_declare_variant_base_entry*>::ggc_maybe_mx(omp_declare_variant_base_entry*&)
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/hash-traits.h:244
0xc55121 gt_ggc_mx<omp_declare_variant_alt_hasher>
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/hash-table.h:1163
0xc55121 gt_ggc_mx_hash_table_omp_declare_variant_alt_hasher_(void*)
        ./gt-omp-general.h:90
0xc55121 gt_ggc_mx_hash_table_omp_declare_variant_alt_hasher_(void*)
        ./gt-omp-general.h:85
0xa93055 ggc_mark_root_tab
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/ggc-common.c:78
0xa9336c ggc_mark_roots()
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/ggc-common.c:95
0x8afdc8 ggc_collect()
       
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/ggc-page.c:2220

             reply	other threads:[~2020-05-25 14:37 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-25 14:37 asolokha at gmx dot com [this message]
2020-05-25 14:46 ` [Bug middle-end/95315] " rguenth at gcc dot gnu.org
2020-05-26  7:21 ` [Bug middle-end/95315] [11 Regression] ICE: Segmentation fault (in lookup_page_table_entry) since r11-382-g7a50e7087567cffb marxin at gcc dot gnu.org
2020-05-26 11:50 ` jakub at gcc dot gnu.org
2020-05-27  8:30 ` cvs-commit at gcc dot gnu.org
2020-05-27 10:53 ` asolokha at gmx dot com
2020-05-27 10:57 ` jakub at gcc dot gnu.org
2020-05-29  8:50 ` cvs-commit at gcc dot gnu.org
2020-05-29  9:42 ` jakub at gcc dot gnu.org

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