[Bug c++/83835] [7/8 Regression] constexpr constructor rejected in c++17 mode (regression WRT c++14)

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83835

--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Fri Feb 16 20:05:28 2018
New Revision: 257757

URL: https://gcc.gnu.org/viewcvs?rev=257757&root=gcc&view=rev
Log:
        PR c++/83835 - C++17 error with constructor ctors.

        * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-ctor21.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/call.c