1 /* { dg-do compile } */ 2 /* { dg-options "" } */ 3 4 /* ISO C99 flexible array members don't have a size. GCC's zero-length 5 array extension does. */ 6 7 struct f { int w; int x[0]; } f; 8 struct g { int w; int x[]; } g; 9 10 char test_gcc[sizeof (f.x) ? -1 : 1]; 11 char test_iso[sizeof (g.x) ? -1 : 1]; /* { dg-error "incomplete type" "iso" } */ 12