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

   1 div1 (signed char x)
   2 {
   3   return x / -1;
   4 }
   5
   6 div2 (signed short x)
   7 {
   8   return x / -1;
   9 }
  10
  11 div3 (signed char x, signed char y)
  12 {
  13   return x / y;
  14 }
  15
  16 div4 (signed short x, signed short y)
  17 {
  18   return x / y;
  19 }
  20
  21 mod1 (signed char x)
  22 {
  23   return x % -1;
  24 }
  25
  26 mod2 (signed short x)
  27 {
  28   return x % -1;
  29 }
  30
  31 mod3 (signed char x, signed char y)
  32 {
  33   return x % y;
  34 }
  35
  36 mod4 (signed short x, signed short y)
  37 {
  38   return x % y;
  39 }
  40
  41 signed long
  42 mod5 (signed long x, signed long y)
  43 {
  44   return x % y;
  45 }
  46
  47 unsigned long
  48 mod6 (unsigned long x, unsigned long y)
  49 {
  50   return x % y;
  51 }
  52
  53 main ()
  54 {
  55   if (div1 (-(1 << 7)) != 1 << 7)
  56     abort ();
  57   if (div2 (-(1 << 15)) != 1 << 15)
  58     abort ();
  59   if (div3 (-(1 << 7), -1) != 1 << 7)
  60     abort ();
  61   if (div4 (-(1 << 15), -1) != 1 << 15)
  62     abort ();
  63   if (mod1 (-(1 << 7)) != 0)
  64     abort ();
  65   if (mod2 (-(1 << 15)) != 0)
  66     abort ();
  67   if (mod3 (-(1 << 7), -1) != 0)
  68     abort ();
  69   if (mod4 (-(1 << 15), -1) != 0)
  70     abort ();
  71   if (mod5 (0x50000000, 2) != 0)
  72     abort ();
  73   if (mod6 (0x50000000, 2) != 0)
  74     abort ();
  75
  76   exit (0);
  77 }