New test

From-SVN: r22067

gcc/testsuite/g++.old-deja/g++.pt/crash21.C

+// Build don't link:
+// Special g++ Options:
+// crash test - XFAIL
+
+class Pooled
+{
+};
+
+class RefCounted
+{
+};
+
+class BrickExpressionBase : public RefCounted, public Pooled
+{
+};
+
+template<unsigned Dim, class LHS, class RHS, class OP>
+class BrickExpression : public BrickExpressionBase
+{
+};
+
+template <unsigned Dim, class T>
+void f()
+{
+  typedef BrickExpression<Dim, T, T, T> ExprT;
+  ExprT(3).apply;
+}