gcc/testsuite/gcc.dg/typename-vla-3.c

   1 /* { dg-do run }
   2  * { dg-options "-std=c99" }
   3  * */
   4
   5 static char tmp[2];
   6
   7 static int f(int n, char (*x)[sizeof *(++n, (struct { char (*x)[n]; }){ &tmp }).x]) /* { dg-warning "anonymous struct" } */
   8 {
   9   return sizeof *x;
  10 }
  11
  12 int main (void)
  13 {
  14   if (2 != f(1, &tmp))
  15     __builtin_abort ();
  16   return 0;
  17 }
  18