added crash test

From-SVN: r23915

gcc/testsuite/g++.old-deja/g++.other/lookup5.C

 // Build don't link:
 // Simplified from bug report by Paris Smaragdis <paris@media.mit.edu>
 
+// crash test - XFAIL *-*-*
+
 template <class T> class vector {};
 class foo {};
 int main() {
         foo f;
-        f.vector(); // gets bogus error - ICE - XFAIL *-*-*
+        f.vector(); // ERROR - not a method
 }

gcc/testsuite/g++.old-deja/g++.pt/friend37.C

 // Build don't link:
 // Simplified from report by Volker Dobler <volker@hugo.physik.uni-konstanz.de>
 
+// crash test - XFAIL *-*-*
+
 template <class T> class A {
-  friend int ice<>( int k=0 ); // gets bogus error - ICE - XFAIL *-*-*
+  friend int ice<>( int k=0 ); // ERROR - undeclared
 };