sdcc/support/regression/tests/bug1757671.c

   1 /*
   2    bug1757671.c
   3  */
   4
   5 #include <testfwk.h>
   6 #include <stdint.h>
   7
   8 #ifndef __SDCC_pdk14 // Lack of memory
   9 struct c
  10 {
  11         float r;
  12 };
  13
  14 void clamp(struct c *l)
  15 {
  16         if(l->r > 240.0f)
  17                 l->r = 240.0f;
  18         if(l->r < 1.0f)
  19                 l->r = 1.0f;
  20 }
  21
  22 //char cmplong(char x, char y)
  23 char cmplong(int32_t x, int32_t y)
  24 {
  25         if (x < y)
  26                 return 1;
  27         return 0;
  28 }
  29 #endif
  30
  31 void testBug(void)
  32 {
  33 #ifndef __SDCC_pdk14 // Lack of memory
  34 //      volatile char x = 0xBF;//800000; //-1.0
  35 //      volatile char y = 0x3F;//800000; //+1.0
  36 //      volatile char z = 0x43;//700000; //+240.0
  37         volatile int32_t x = 0xBF800000; //-1.0
  38         volatile int32_t y = 0x3F800000; //+1.0
  39         volatile int32_t z = 0x43700000; //+240.0
  40         struct c val = { -1.0 };
  41         clamp(&val);
  42         ASSERT (val.r == 1.0);
  43         ASSERT (x <= y);
  44         ASSERT (cmplong(x, y));
  45         ASSERT (x < z);
  46         ASSERT (cmplong(x, z));
  47 #endif
  48 }