[Bug c++/59200] New: ICE with invalid alias template use

[Bug c++/59200] New: ICE with invalid alias template use

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59200

            Bug ID: 59200
           Summary: ICE with invalid alias template use
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Keywords: ice-on-invalid-code
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org

struct A
{
  static constexpr bool value = true;
};

template<typename T>
struct B
{
  template<typename U>
    using C = A;
};

template<typename T>
template<typename U>
  const bool B<T>::C<U>::value;


$ g++ -std=gnu++11 -c t.cc
t.cc:15:23: internal compiler error: in cp_parser_type_name, at
cp/parser.c:14692
   const bool B<T>::C<U>::value;
                       ^
0x63918c cp_parser_type_name
        /home/jwakely/src/gcc/gcc/cp/parser.c:14692
0x6293ce cp_parser_qualifying_entity
        /home/jwakely/src/gcc/gcc/cp/parser.c:5535
0x6293ce cp_parser_nested_name_specifier_opt
        /home/jwakely/src/gcc/gcc/cp/parser.c:5244
0x629d3f cp_parser_nested_name_specifier
        /home/jwakely/src/gcc/gcc/cp/parser.c:5443
0x629e88 cp_parser_ptr_operator
        /home/jwakely/src/gcc/gcc/cp/parser.c:17469
0x62c484 cp_parser_declarator
        /home/jwakely/src/gcc/gcc/cp/parser.c:16818
0x64053d cp_parser_init_declarator
        /home/jwakely/src/gcc/gcc/cp/parser.c:16417
0x64141e cp_parser_single_declaration
        /home/jwakely/src/gcc/gcc/cp/parser.c:22914
0x6416c4 cp_parser_template_declaration_after_export
        /home/jwakely/src/gcc/gcc/cp/parser.c:22716
0x6419d5 cp_parser_template_declaration_after_export
        /home/jwakely/src/gcc/gcc/cp/parser.c:22702
0x6204a1 cp_parser_declaration
        /home/jwakely/src/gcc/gcc/cp/parser.c:10852
0x64d959 cp_parser_declaration_seq_opt
        /home/jwakely/src/gcc/gcc/cp/parser.c:10782
0x64de09 cp_parser_translation_unit
        /home/jwakely/src/gcc/gcc/cp/parser.c:4010
0x64de09 c_parse_file()
        /home/jwakely/src/gcc/gcc/cp/parser.c:31187
0x77d4d4 c_common_parse_file()
        /home/jwakely/src/gcc/gcc/c-family/c-opts.c:1055
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

[Bug c++/59200] ICE with invalid alias template use

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59200

--- Comment #1 from Paolo Carlini <paolo.carlini at oracle dot com> ---
This is fixed for 4.9.0. I'm adding the testcase and closing the bug.

[Bug c++/59200] ICE with invalid alias template use

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59200

--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Thu Apr 17 21:56:46 2014
New Revision: 209499

URL: http://gcc.gnu.org/viewcvs?rev=209499&root=gcc&view=rev
Log:
2014-04-17  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/59200
    * g++.dg/cpp0x/alias-decl-42.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/alias-decl-42.C
Modified:
    trunk/gcc/testsuite/ChangeLog

[Bug c++/59200] ICE with invalid alias template use

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59200

Paolo Carlini <paolo.carlini at oracle dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED
   Target Milestone|---                         |4.9.0

--- Comment #3 from Paolo Carlini <paolo.carlini at oracle dot com> ---
Done.