modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/20030920-1.c (about)

     1  extern void abort (void);
     2  
     3  int main()
     4  {
     5    int hicount = 0;
     6    unsigned char *c;
     7    char *str = "\x7f\xff";
     8    for (c = (unsigned char *)str; *c ; c++) {
     9      if (!(((unsigned int)(*c)) < 0x80)) hicount++;
    10    }
    11    if (hicount != 1)
    12      abort ();
    13    return 0;
    14  }
    15