modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/pr78586.c (about)

     1  /* PR tree-optimization/78586 */
     2  
     3  void
     4  foo (unsigned long x)
     5  {
     6    char a[30];
     7    unsigned long b = __builtin_sprintf (a, "%lu", x);
     8    if (b != 4)
     9      __builtin_abort ();
    10  }
    11  
    12  int
    13  main ()
    14  {
    15    foo (1000);
    16    return 0;
    17  }