expr6.C: New test.

	* g++.old-deja/g++.pt/expr6.C: New test.  operator?: breaks
	matching of template brackets.
(forgot to cvs add it yesterday)

From-SVN: r22956

gcc/testsuite/g++.old-deja/g++.pt/expr6.C

+// Build don't link:
+
+// Based on a bug report by tveldhui <tveldhui@extreme.indiana.edu>
+
+// excess errors test - XFAIL *-*-*
+
+template <int X> class foo {};
+
+foo< true ? 1 : 0 > bar;