re PR c++/80194 (ICE with local constant referenced by a lambda expression)

	PR c++/80194
	* g++.dg/cpp1y/pr80194.C: New test.

From-SVN: r253658

gcc/testsuite/ChangeLog

+2017-10-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/80194
+	* g++.dg/cpp1y/pr80194.C: New test.
+
 2017-10-11  Qing Zhao  <qing.zhao@oracle.com>
 
 	PR target/81422

gcc/testsuite/g++.dg/cpp1y/pr80194.C

+// PR c++/80194
+// { dg-do compile { target c++14 } }
+
+int fn1 ();
+
+template <class Fn>
+void
+fn2 (Fn &&fn)
+{
+  fn (42);
+}
+
+void fn2 ()
+{
+  auto const x = fn1 ();
+  fn2 ([&](auto) { x; });
+}