re PR c++/65390 (ICE in strip_typedefs, at cp/tree.c:1361)

	PR c++/65390
	* tree.c (build_cplus_array_type): Use dependent_type_p rather than
	checking for constness.

	* g++.dg/template/pr65390.C: New test.

From-SVN: r221799

gcc/cp/ChangeLog

+2015-03-31  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/65390
+	* tree.c (build_cplus_array_type): Use dependent_type_p rather than
+	checking for constness.
+
 2015-03-30  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/65398

gcc/cp/tree.c

@@ -822,10 +822,9 @@ build_cplus_array_type (tree elt_type, tree index_type)
   if (elt_type == error_mark_node || index_type == error_mark_node)
     return error_mark_node;
 
-  bool dependent
-    = (processing_template_decl
-       && (dependent_type_p (elt_type)
-	   || (index_type && !TREE_CONSTANT (TYPE_MAX_VALUE (index_type)))));
+  bool dependent = (processing_template_decl
+		    && (dependent_type_p (elt_type)
+			|| (index_type && dependent_type_p (index_type))));
 
   if (elt_type != TYPE_MAIN_VARIANT (elt_type))
     /* Start with an array of the TYPE_MAIN_VARIANT.  */

gcc/testsuite/ChangeLog

+2015-03-31  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/65390
+	* g++.dg/template/pr65390.C: New test.
+
 2015-03-31  Martin Liska  <mliska@suse.cz>
 
 	* g++.dg/ipa/pr65557.C: New test.

gcc/testsuite/g++.dg/template/pr65390.C

+// PR c++/65390
+// { dg-do compile }
+// { dg-options "" }
+
+template<typename T> struct shared_ptr { };
+
+template<typename T, typename Arg>
+shared_ptr<T> make_shared(Arg) { return shared_ptr<T>(); } // { dg-error "variably modified type|trying to instantiate" }
+
+void f(int n){
+  make_shared<int[n]>(1); // { dg-error "no matching function" }
+}