re PR c++/65646 (ICE in invalid syntax)

	PR c++/65646
	* decl.c (grokvardecl): Don't call check_explicit_specialization
	for non-template members of a class template.

From-SVN: r221810

gcc/cp/ChangeLog

+2015-04-01  Jason Merrill  <jason@redhat.com>
+
+	PR c++/65646
+	* decl.c (grokvardecl): Don't call check_explicit_specialization
+	for non-template members of a class template.
+
 2015-04-01  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/65554

gcc/cp/decl.c

@@ -8210,7 +8210,9 @@ grokvardecl (tree type,
     DECL_INTERFACE_KNOWN (decl) = 1;
 
   // Handle explicit specializations and instantiations of variable templates.
-  if (orig_declarator)
+  if (orig_declarator
+      /* For GCC 5 fix 65646 this way.  */
+      && current_tmpl_spec_kind (template_count) != tsk_none)
     decl = check_explicit_specialization (orig_declarator, decl,
 					  template_count, 0);
 

gcc/testsuite/g++.dg/template/static36.C

+// PR c++/65646
+
+template <typename = int> class A {};
+template <> A<> &A<>::a;	// { dg-error "" }