gcc/testsuite/gcc.c-torture/execute/921202-1.c

   1 #ifndef STACK_SIZE
   2 #define VLEN    2055
   3 #else
   4 #define VLEN ((STACK_SIZE/16) - 1)
   5 #endif
   6 main ()
   7 {
   8   long dx[VLEN];
   9   long dy[VLEN];
  10   long s1[VLEN];
  11   int cyx, cyy;
  12   int i;
  13   long size;
  14
  15   for (;;)
  16     {
  17       size = VLEN;
  18       mpn_random2 (s1, size);
  19
  20       for (i = 0; i < 1; i++)
  21         ;
  22
  23       dy[size] = 0x12345678;
  24
  25       for (i = 0; i < 1; i++)
  26         cyy = mpn_mul_1 (dy, s1, size);
  27
  28       if (cyx != cyy || mpn_cmp (dx, dy, size + 1) != 0 || dx[size] != 0x12345678)
  29         {
  30           foo ("", 8, cyy); mpn_print (dy, size);
  31         }
  32       exxit();
  33     }
  34 }
  35
  36 foo (){}
  37 mpn_mul_1(){}
  38 mpn_print (){}
  39 mpn_random2(){}
  40 mpn_cmp(){}
  41 exxit(){exit(0);}