[Bug c++/23055] overload resolution does not find templated function (zero -> pointer)

[ppluzhnikov at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23055

--- Comment #11 from ppluzhnikov at gcc dot gnu.org ---
Author: ppluzhnikov
Date: Fri Jan 10 17:27:39 2014
New Revision: 206534

URL: http://gcc.gnu.org/viewcvs?rev=206534&root=gcc&view=rev
Log:
For Google b/12471166, backport r197790 from trunk:

  2013-04-11  Jason Merrill  <ja...@redhat.com>

        PR c++/23055
        * pt.c (uses_deducible_template_parms): New.
        (deducible_array_bound, deducible_expression): New.
        (deducible_template_args): New.
        (unify_one_argument): Call uses_deducible_template_parms.


Added:
    branches/google/gcc-4_8/gcc/testsuite/g++.dg/template/non-deducible1.C
Modified:
    branches/google/gcc-4_8/gcc/cp/pt.c
    branches/google/gcc-4_8/gcc/testsuite/g++.dg/template/nontype25.C