modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/20021011-1.c (about)

     1  /* PR opt/8165.  */
     2  
     3  extern void abort (void);
     4  
     5  char buf[64];
     6  
     7  int
     8  main (void)
     9  {
    10    int i;
    11  
    12    __builtin_strcpy (buf, "mystring");
    13    if (__builtin_strcmp (buf, "mystring") != 0)
    14      abort ();
    15  
    16    for (i = 0; i < 16; ++i)
    17      {
    18        __builtin_strcpy (buf + i, "mystring");
    19        if (__builtin_strcmp (buf + i, "mystring") != 0)
    20  	abort ();
    21      }
    22  
    23    return 0;
    24  }