in bad_cast and bad_assign; bad_assign gets the correct warning, but
good_cast may get the warning instead of bad_cast.
gcc 2.7.2.3 passes, egcs-1.1.2 and egcs-ss-19990428 fail.
- http://www.cygnus.com/ml/egcs-bugs/1998-Aug/0635.html */
+ http://gcc.gnu.org/ml/gcc-bugs/1998-08/msg00645.html */
/* { dg-do compile } */
/* { dg-options "-Wcast-qual" } */
void