1 extern void abort(void); 2 3 int __attribute__((noinline)) foo(int bits_per_pixel,int depth)4 foo(int bits_per_pixel, int depth) 5 { 6 if ((bits_per_pixel | depth) == 1) 7 abort (); 8 return bits_per_pixel; 9 } 10 main()11 int main() 12 { 13 if (foo(2, 0) != 2) 14 abort (); 15 return 0; 16 } 17