sdcc/support/regression/tests/gcc-torture-execute-950704-1.c

   1 /*
   2    950704-1.c from the execute part of the gcc torture suite.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 // TODO: Enable when sdcc supports long long in these ports!
  12 #if !defined(__SDCC_pic14) && !defined(__SDCC_pic16)
  13 int errflag;
  14
  15 long long
  16 f (long long x, long long y)
  17 {
  18   long long r;
  19
  20   errflag = 0;
  21   r = x + y;
  22   if (x >= 0)
  23     {
  24       if ((y < 0) || (r >= 0))
  25         return r;
  26     }
  27   else
  28     {
  29       if ((y > 0) || (r < 0))
  30         return r;
  31     }
  32   errflag = 1;
  33   return 0;
  34 }
  35 #endif
  36
  37 void
  38 testTortureExecute (void)
  39 {
  40 #if !defined(__SDCC_pdk14) // Lack of memory
  41   f (0, 0);
  42   if (errflag)
  43     ASSERT (0);
  44
  45   f (1, -1);
  46   if (errflag)
  47     ASSERT (0);
  48
  49   f (-1, 1);
  50   if (errflag)
  51     ASSERT (0);
  52
  53   f (0x8000000000000000LL, 0x8000000000000000LL);
  54   if (!errflag)
  55     ASSERT (0);
  56
  57   f (0x8000000000000000LL, -1LL);
  58   if (!errflag)
  59     ASSERT (0);
  60
  61   f (0x7fffffffffffffffLL, 0x7fffffffffffffffLL);
  62   if (!errflag)
  63     ASSERT (0);
  64
  65   f (0x7fffffffffffffffLL, 1LL);
  66   if (!errflag)
  67     ASSERT (0);
  68
  69   f (0x7fffffffffffffffLL, 0x8000000000000000LL);
  70   if (errflag)
  71     ASSERT (0);
  72
  73   return;
  74 #endif
  75 }
  76