re PR c++/70095 ([C++14] Link error on partially specialized variable template)

	PR c++/70095
	* pt.c (instantiate_decl): Fix call to variable_template_p.

From-SVN: r234231

gcc/cp/ChangeLog

 2016-03-15  Jason Merrill  <jason@redhat.com>
 
+	PR c++/70095
+	* pt.c (instantiate_decl): Fix call to variable_template_p.
+
 	PR c++/70141
 	* pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
 

gcc/cp/pt.c

@@ -21935,7 +21935,7 @@ instantiate_decl (tree d, int defer_ok,
       if (enter_context)
         pop_nested_class ();
 
-      if (variable_template_p (td))
+      if (variable_template_p (gen_tmpl))
 	note_variable_template_instantiation (d);
     }
   else if (TREE_CODE (d) == FUNCTION_DECL && DECL_DEFAULTED_FN (code_pattern))

gcc/testsuite/g++.dg/cpp1y/var-templ50.C

+// PR c++/70095
+// { dg-do link { target c++14 } }
+
+template <typename T> struct Foo;
+template <typename T> int variable_template         = 0;
+template <typename T> int variable_template<Foo<T>> = 0;
+template <typename T> int get_variable_template() { return variable_template<T>; }
+
+int main() {
+  get_variable_template<Foo<int>>();
+}