modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/20040415-1.c (about)

     1  int isdigit (int);
     2  int f (const char *type)
     3  {
     4    return isdigit ((unsigned char) *type++);
     5  }