[Bug c++/97899] New: internal compiler error: in split_nonconstant_init_1, at cp/typeck2.c:626

[florin.iucha at amd dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97899

            Bug ID: 97899
           Summary: internal compiler error: in split_nonconstant_init_1,
                    at cp/typeck2.c:626
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: florin.iucha at amd dot com
  Target Milestone: ---

Created attachment 49589
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49589&action=edit
c++ source code

gcc version 11.0.0 20201115 (experimental) (GCC) built from
c746fc40f4ec8cfc1092efd49d567751858d2099 (equivalent to
https://gcc.gnu.org/pub/gcc/snapshots/LATEST-11/gcc-11-20201115.tar.xz)

Backtrace:

$ /opt/gcc11-for-tng/bin/g++-11 -std=c++17 -O3 -c pack-fail.cpp
pack-fail.cpp: In member function 'int Baz<Foo>::otherTest()':
pack-fail.cpp:37:58: internal compiler error: in split_nonconstant_init_1, at
cp/typeck2.c:626
   37 |         const auto address = uint64_t{packUint(low, high)};
      |                                                          ^
0x7224d6 split_nonconstant_init_1
        ../../gcc/gcc/cp/typeck2.c:626
0xb3238f split_nonconstant_init(tree_node*, tree_node*)
        ../../gcc/gcc/cp/typeck2.c:657
0x99ac66 check_initializer
        ../../gcc/gcc/cp/decl.c:6909
0x9bebcd cp_finish_decl(tree_node*, tree_node*, bool, tree_node*, int)
        ../../gcc/gcc/cp/decl.c:7699
0xa69587 cp_parser_init_declarator
        ../../gcc/gcc/cp/parser.c:21362
0xa475a3 cp_parser_simple_declaration
        ../../gcc/gcc/cp/parser.c:13943
0xa63dfd cp_parser_declaration_statement
        ../../gcc/gcc/cp/parser.c:13342
0xa4935f cp_parser_statement
        ../../gcc/gcc/cp/parser.c:11588
0xa4a46d cp_parser_statement_seq_opt
        ../../gcc/gcc/cp/parser.c:11954
0xa4a548 cp_parser_compound_statement
        ../../gcc/gcc/cp/parser.c:11904
0xa63f65 cp_parser_function_body
        ../../gcc/gcc/cp/parser.c:23551
0xa63f65 cp_parser_ctor_initializer_opt_and_function_body
        ../../gcc/gcc/cp/parser.c:23602
0xa68800 cp_parser_function_definition_after_declarator
        ../../gcc/gcc/cp/parser.c:29492
0xa68c4c cp_parser_late_parsing_for_member
        ../../gcc/gcc/cp/parser.c:30394
0xa4482b cp_parser_class_specifier_1
        ../../gcc/gcc/cp/parser.c:24664
0xa45723 cp_parser_class_specifier
        ../../gcc/gcc/cp/parser.c:24688
0xa45723 cp_parser_type_specifier
        ../../gcc/gcc/cp/parser.c:17943
0xa466b9 cp_parser_decl_specifier_seq
        ../../gcc/gcc/cp/parser.c:14565
0xa70215 cp_parser_single_declaration
        ../../gcc/gcc/cp/parser.c:29888
0xa70596 cp_parser_template_declaration_after_parameters
        ../../gcc/gcc/cp/parser.c:29552
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.


Source code for pack-fail.cpp is attached.