re PR c++/70538 (ICE on a deprecated access declaration in…

re PR c++/70538 (ICE on a deprecated access declaration in instantiate_template_1, at cp/pt.c:17310)

2017-05-11  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/70538
	* g++.dg/cpp0x/pr70538.C: New.

From-SVN: r247917

gcc/testsuite/ChangeLog

+2017-05-11  Paolo Carlini  <paolo.carlini@oracle.com>
+
+	PR c++/70538
+	* g++.dg/cpp0x/pr70538.C: New.
+
 2017-05-11  Uros Bizjak  <ubizjak@gmail.com>
 
 	* gcc.target/i386/pr22152.c: Fix undefined testcase.  Remove

gcc/testsuite/g++.dg/cpp0x/pr70538.C

+// { dg-do compile { target c++11 } }
+
+struct A;
+template <typename> class C;
+using PathComponentPiece = C<int>;
+class B {
+  B(int);
+  template <typename T> B(T);
+  B(C<A>);
+};
+template <typename> class C : B {
+  using base_type = B;
+  base_type::base_type;  // { dg-warning "access declarations" }
+  PathComponentPiece m_fn1() {}
+};