[Bug c++/84582] [8 Regression] Rejected valid C++ code since r257961

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84582

--- Comment #9 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Thu Mar  1 22:44:54 2018
New Revision: 258116

URL: https://gcc.gnu.org/viewcvs?rev=258116&root=gcc&view=rev
Log:
        PR c++/84582
        * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
        a template.
        (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
        * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
        of instantiate_non_dependent_expr.
        * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.

        * g++.dg/cpp1y/auto-fn15.C: Extend testing.
        * g++.dg/cpp1z/static1.C: New test.
        * g++.dg/template/static37.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp1z/static1.C
    trunk/gcc/testsuite/g++.dg/template/static37.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/semantics.c
    trunk/gcc/cp/tree.c
    trunk/gcc/cp/typeck2.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/cpp1y/auto-fn15.C