modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/900409-1.c (about)

     1  long f1(long a){return a&0xff000000L;}
     2  long f2 (long a){return a&~0xff000000L;}
     3  long f3(long a){return a&0x000000ffL;}
     4  long f4(long a){return a&~0x000000ffL;}
     5  long f5(long a){return a&0x0000ffffL;}
     6  long f6(long a){return a&~0x0000ffffL;}
     7  
     8  main ()
     9  {
    10    long a = 0x89ABCDEF;
    11  
    12    if (f1(a)!=0x89000000L||
    13        f2(a)!=0x00ABCDEFL||
    14        f3(a)!=0x000000EFL||
    15        f4(a)!=0x89ABCD00L||
    16        f5(a)!=0x0000CDEFL||
    17        f6(a)!=0x89AB0000L)
    18      abort();
    19    exit(0);
    20  }