[Bug c++/93442] [8/9 Regression] lambda in if constexpr fails to compile since r8-5529

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93442

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Jason Merrill
<jason@gcc.gnu.org>:

https://gcc.gnu.org/g:e83a2d943a1affc8d945430b8feca290169fe3d7

commit r9-8320-ge83a2d943a1affc8d945430b8feca290169fe3d7
Author: Jason Merrill <jason@redhat.com>
Date:   Mon Mar 2 14:42:47 2020 -0500

    c++: Fix return deduction of lambda in discarded stmt.

    A return statement in a discarded statement is not used for return type
    deduction, but we still want to do deduction for a return statement in a
    lambda in a discarded statement.

    gcc/cp/ChangeLog
    2020-03-02  Jason Merrill  <jason@redhat.com>

        PR c++/93442
        * parser.c (cp_parser_lambda_expression): Clear in_discarded_stmt.