modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/andm.c (about)

     1  foo (p)
     2       int *p;
     3  {
     4    return (*p & 255) == 0;
     5  }
     6  
     7  bar (a)
     8  {
     9    return (a & 0xfff00000) == 0;
    10  }
    11  
    12  main ()
    13  {
    14    printf ("%d%d\n", bar (-1), bar(0));
    15  }