[Bug c++/83020] [7 Regression] ('17) Class template constructor call skipped with no error when substitution fails in default argument

[paolo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83020

--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Tue Nov 21 15:36:25 2017
New Revision: 255006

URL: https://gcc.gnu.org/viewcvs?rev=255006&root=gcc&view=rev
Log:
2017-11-21  Paolo Carlini  <paolo.carl...@oracle.com>

        PR c++/83020
        * g++.dg/cpp1z/pr83020.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/cpp1z/pr83020.C
Modified:
    trunk/gcc/testsuite/ChangeLog