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* [Bug c++/94583] New: [10 Regression] ICE in get_defaulted_eh_spec, at cp/method.c:2421
@ 2020-04-13 19:35 asolokha at gmx dot com
  2020-04-13 23:27 ` [Bug c++/94583] " mpolacek at gcc dot gnu.org
                   ` (7 more replies)
  0 siblings, 8 replies; 9+ messages in thread
From: asolokha at gmx dot com @ 2020-04-13 19:35 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94583

            Bug ID: 94583
           Summary: [10 Regression] ICE in get_defaulted_eh_spec, at
                    cp/method.c:2421
           Product: gcc
           Version: 10.0
            Status: UNCONFIRMED
          Keywords: ice-on-invalid-code
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: asolokha at gmx dot com
  Target Milestone: ---

g++-10.0.1-alpha20200412 snapshot (g:87be4cecfc6e42390303be1ca92bc8bc587b0bd6)
ICEs when compiling the attached testcase, reduced from
test/CXX/class/class.compare/class.compare.default/p4.cpp from the clang 10.0.0
test suite, w/ -std=c++2a:

namespace std {
  struct strong_ordering {
  };
}

namespace DeleteAfterFirstDecl {
  bool operator==(const struct Q&, const struct Q&);
  struct Q {
    friend std::strong_ordering operator<=>(const Q&, const Q&) = default;
  };
}

% g++-10.0.1 -std=c++2a -c r8gjjctb.cpp
r8gjjctb.cpp:8:10: internal compiler error: in get_defaulted_eh_spec, at
cp/method.c:2421
    8 |   struct Q {
      |          ^
0x633fac get_defaulted_eh_spec(tree_node*, int)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/method.c:2421
0x9fe7e6 maybe_instantiate_noexcept(tree_node*, int)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/pt.c:25157
0x8e52bc check_redeclaration_exception_specification
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/decl.c:1183
0x8f68ef duplicate_decls(tree_node*, tree_node*, bool)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/decl.c:2202
0x974fb0 do_pushdecl
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/name-lookup.c:3045
0x976ef3 pushdecl(tree_node*, bool)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/name-lookup.c:3174
0x976ef3 do_pushdecl_with_scope
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/name-lookup.c:3856
0x9770d1 pushdecl_namespace_level(tree_node*, bool)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/name-lookup.c:5080
0x937633 do_friend(tree_node*, tree_node*, tree_node*, tree_node*,
overload_flags, bool)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/friend.c:627
0x889e59 add_implicitly_declared_members
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/class.c:3245
0x8910bb check_bases_and_members
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/class.c:5976
0x89569b finish_struct_1(tree_node*)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/class.c:7212
0x8970e4 finish_struct(tree_node*, tree_node*)
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/class.c:7516
0x996533 cp_parser_class_specifier_1
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:23878
0x99862b cp_parser_class_specifier
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:24177
0x99862b cp_parser_type_specifier
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:17708
0x999735 cp_parser_decl_specifier_seq
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:14356
0x99a1d4 cp_parser_simple_declaration
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:13610
0x9c4b32 cp_parser_declaration
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:13430
0x9c4872 cp_parser_toplevel_declaration
       
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200412/work/gcc-10-20200412/gcc/cp/parser.c:13458

^ permalink raw reply	[flat|nested] 9+ messages in thread
end of thread, other threads:[~2020-04-28 18:38 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-04-13 19:35 [Bug c++/94583] New: [10 Regression] ICE in get_defaulted_eh_spec, at cp/method.c:2421 asolokha at gmx dot com
2020-04-13 23:27 ` [Bug c++/94583] " mpolacek at gcc dot gnu.org
2020-04-14  4:23 ` mpolacek at gcc dot gnu.org
2020-04-14  7:18 ` rguenth at gcc dot gnu.org
2020-04-20 13:55 ` rguenth at gcc dot gnu.org
2020-04-23 20:14 ` jason at gcc dot gnu.org
2020-04-25  4:17 ` cvs-commit at gcc dot gnu.org
2020-04-25  4:29 ` jason at gcc dot gnu.org
2020-04-28 18:38 ` cvs-commit at gcc dot gnu.org

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