modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/pr57130.c (about)

     1  /* PR rtl-optimization/57130 */
     2  
     3  struct S { int a, b, c, d; } s[2] = { { 6, 8, -8, -5 }, { 0, 2, -1, 2 } };
     4  
     5  __attribute__((noinline, noclone)) void
     6  foo (struct S r)
     7  {
     8    static int cnt;
     9    if (__builtin_memcmp (&r, &s[cnt++], sizeof r) != 0)
    10      __builtin_abort ();
    11  }
    12  
    13  int
    14  main ()
    15  {
    16    struct S r = { 6, 8, -8, -5 };
    17    foo (r);
    18    r = (struct S) { 0, 2, -1, 2 };
    19    foo (r);
    20    return 0;
    21  }