modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/20040216-1.c (about)

     1  int foo (int a, int b, int c, int d)
     2  {
     3    return ~a & ~b & ~c & ~d;
     4  }