[Bug c++/83918] [8 Regression][c++17] ICE on constexpr eval of datatype involving function and variadic template

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83918

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Jan 23 07:46:05 2018
New Revision: 256972

URL: https://gcc.gnu.org/viewcvs?rev=256972&root=gcc&view=rev
Log:
        PR c++/83918
        * tree.c (maybe_wrap_with_location): Use NON_LVALUE_EXPR rather than
        VIEW_CONVERT_EXPR to wrap CONST_DECLs.

        * g++.dg/cpp1z/pr83918.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp1z/pr83918.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree.c