re PR c++/12573 (ICE (segfault) with Boost.Python)

	PR c++/12573
	* g++.dg/template/dependent-expr4.C: New test.

From-SVN: r75547

gcc/testsuite/ChangeLog

+2004-01-08  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
+
+	PR c++/12573
+	* g++.dg/template/dependent-expr4.C: New test.
+
 2004-01-08  Hartmut Penner  <hpenner@de.ibm.com>
 
 	* gcc.dg/altivec-11.c: New test.

gcc/testsuite/g++.dg/template/dependent-expr4.C

+// { dg-do compile }
+// Origin: jbrandmeyer at users dot sourceforge dot net
+// PR c++/12573: COMPONENT_REFs must be inspected for dependness.
+
+template <bool> struct S;
+
+template <typename K> struct Y {
+  int x;
+};
+
+template <class T> struct Z {
+  S< (bool)(__offsetof__(&static_cast<Y<T>*>(0)->x) == 0) >
+    s;
+};