1/* { dg-do compile } */ 2extern "C" int rpl_open (const char *filename, int flags, ...) __attribute__ 3((__nonnull__ (1))); 4 5namespace gnulib 6{ 7 int (*const open) (const char *filename, int flags, ...) __attribute__ 8 ((__nonnull__ (1))) = rpl_open; 9} 10