[Bug c++/69515] partial specialization of variable templates is broken

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69515

--- Comment #7 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Tue May 31 21:36:34 2016
New Revision: 236953

URL: https://gcc.gnu.org/viewcvs?rev=236953&root=gcc&view=rev
Log:
        PR c++/60095 - partial specialization of variable templates

        PR c++/69515
        PR c++/69009
        * pt.c (instantiate_template_1): Don't put the partial
        specialization in DECL_TI_TEMPLATE.
        (partial_specialization_p, impartial_args): Remove.
        (regenerate_decl_from_template): Add args parm.
        (instantiate_decl): Look up the partial specialization again.

Added:
    branches/gcc-6-branch/gcc/testsuite/g++.dg/cpp1y/var-templ39a.C
    branches/gcc-6-branch/gcc/testsuite/g++.dg/cpp1y/var-templ51.C
    branches/gcc-6-branch/gcc/testsuite/g++.dg/cpp1y/var-templ52.C
Modified:
    branches/gcc-6-branch/gcc/cp/ChangeLog
    branches/gcc-6-branch/gcc/cp/pt.c
    branches/gcc-6-branch/gcc/testsuite/g++.dg/cpp1y/var-templ39.C