1 // { dg-do assemble } 2 3 extern int a[][]; // { dg-error "" } invalid multidimensional array 4 extern int b[7][]; // { dg-error "" } invalid multidimensional array 5 extern int c[][7]; // OK 6 7 extern int (*i)[]; // { dg-message "" } previous declaration 8 extern int (*i)[7]; // { dg-error "" } conflicting types for `i' 9 10 extern int m[]; 11 extern int m[7]; // OK 12 f(int (* j)[3])13void f(int (*j)[3]) 14 { 15 extern int (*k)[]; 16 f(k); // { dg-error "" } passing wrong type 17 } 18