ref: 068af381fcb0e5b312fbc0c6da9ae1115f91b7c9 dir: /tests/execute/0076-ptrsubasn.c/
int main() { int arr[2]; int *p; p = &arr[1]; p -= 1; *p = 123; if(arr[0] != 123) return 1; return 0; }