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

     1  long long x = 0;
     2  main()
     3  {
     4    if (x--)
     5      return 255;
     6    return 0;
     7  }