[Bug c++/85093] [7/8 Regression] wrong number of template arguments does not trigger error when one argument is variadic

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85093

--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Thu Mar 29 19:38:41 2018
New Revision: 258964

URL: https://gcc.gnu.org/viewcvs?rev=258964&root=gcc&view=rev
Log:
        PR c++/85093 - too many template args with pack expansion.
        * pt.c (coerce_template_parms): Keep pack expansion args that will
        need to be empty.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/variadic-empty1.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c