[Bug c++/71756] [6/7 Regression] internal compiler error: in ~saved_token_sentinel, at cp/parser.c:1228

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71756

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |msebor at gcc dot gnu.org
      Known to fail|                            |5.1.0, 6.1.0, 7.0

--- Comment #2 from Martin Sebor <msebor at gcc dot gnu.org> ---
Bisection points to the following commit in the 5.0 time frame.

r216260 | jason | 2014-10-15 10:12:24 -0400 (Wed, 15 Oct 2014) | 12 lines

        PR c++/63455
c-family/
        * c-common.h (CPP_PREPARSED_EXPR): New.
        (N_CP_TTYPES): Adjust.
cp/
        * parser.c (struct saved_token_sentinel): New.
        (cp_parser_statement): Use it.
        (cp_parser_start_tentative_firewall): New.
        (cp_parser_end_tentative_firewall): New.
        (cp_parser_lambda_expression): Use them.
        (cp_parser_statement_expr): New.
        (cp_parser_primary_expression): Use it.