modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/20000314-1.c (about)

     1  struct {
     2     char a[5];
     3  } *p;
     4  
     5  int main ()
     6  {
     7     int i = -1;
     8     
     9     if(p->a[-i])
    10       return 1;
    11  }