[Bug c++/87506] [7/8/9 Regression] ICE with inherited constexpr constructor with const argument

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87506

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Dec  6 23:25:10 2018
New Revision: 266877

URL: https://gcc.gnu.org/viewcvs?rev=266877&root=gcc&view=rev
Log:
        PR c++/87506
        * constexpr.c (adjust_temp_type): Handle EMPTY_CLASS_EXPR.

        * g++.dg/cpp0x/constexpr-87506.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/constexpr-87506.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c
    trunk/gcc/testsuite/ChangeLog