[Bug c++/81917] New: internal compiler error: in finish_member_declaration, at cp/semantics.c:3004

["mpolacek at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81917

            Bug ID: 81917
           Summary: internal compiler error: in finish_member_declaration,
                    at cp/semantics.c:3004
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: mpolacek at gcc dot gnu.org
  Target Milestone: ---

The attached preprocessed source file ICEs with:

internal compiler error: in finish_member_declaration, at cp/semantics.c:3004
0xa45741 finish_member_declaration(tree_node*)
        /home/marek/src/gcc/gcc/cp/semantics.c:3004
0x9d442e instantiate_class_template_1
        /home/marek/src/gcc/gcc/cp/pt.c:10675
0x9d4fae instantiate_class_template(tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:10892
0xa8e08e complete_type(tree_node*)
        /home/marek/src/gcc/gcc/cp/typeck.c:136
0x9e42dc tsubst(tree_node*, tree_node*, int, tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:14042
0x9d501e tsubst_template_arg
        /home/marek/src/gcc/gcc/cp/pt.c:10905
0x9d8267 tsubst_template_args
        /home/marek/src/gcc/gcc/cp/pt.c:11778
0x9d8efe tsubst_aggr_type
        /home/marek/src/gcc/gcc/cp/pt.c:11980
0x9e1b5b tsubst(tree_node*, tree_node*, int, tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:13472
0x9df347 tsubst_decl
        /home/marek/src/gcc/gcc/cp/pt.c:12884
0x9e120b tsubst(tree_node*, tree_node*, int, tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:13389
0x9d416f instantiate_class_template_1
        /home/marek/src/gcc/gcc/cp/pt.c:10608
0x9d4fae instantiate_class_template(tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:10892
0xa8e08e complete_type(tree_node*)
        /home/marek/src/gcc/gcc/cp/typeck.c:136
0x9e42dc tsubst(tree_node*, tree_node*, int, tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:14042
0x9df347 tsubst_decl
        /home/marek/src/gcc/gcc/cp/pt.c:12884
0x9e120b tsubst(tree_node*, tree_node*, int, tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:13389
0x9d416f instantiate_class_template_1
        /home/marek/src/gcc/gcc/cp/pt.c:10608
0x9d4fae instantiate_class_template(tree_node*)
        /home/marek/src/gcc/gcc/cp/pt.c:10892
0xa8e08e complete_type(tree_node*)
        /home/marek/src/gcc/gcc/cp/typeck.c:136
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.