sdcc/support/regression/tests/bug3027957.c

   1 /*
   2    bug3027957.c
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC_stm8
   8 #define ADDRESS 0x1000
   9 #elif defined(__SDCC_f8)
  10 #define ADDRESS 0x3000
  11 #elif defined(__SDCC_pic14)
  12 #define ADDRESS 0x01A0
  13 #else
  14 #define ADDRESS 0xF000
  15 #endif
  16
  17 #if defined(__SDCC_pic14) // Bank size limit
  18 #  define OFFSET_DECIMAL 70
  19 #  define OFFSET_HEX     0x46
  20 #else
  21 #  define OFFSET_DECIMAL 100
  22 #  define OFFSET_HEX     0x64
  23 #endif
  24
  25 void foo(void)
  26 {
  27   ((unsigned char __xdata *)ADDRESS)[OFFSET_DECIMAL] = 0x12;
  28 }
  29
  30 /* bug 3034400: this  should not give a warning/error */
  31 char * correct(void)
  32 {
  33   return (char __code *) 0x1234;
  34 }
  35
  36 void testBug(void)
  37 {
  38 #if !defined (__SDCC_pdk14) && !defined (__SDCC_pdk15) // I have no idea yet, how integers cast to pointers should behave here on pdk14
  39 #ifdef __SDCC
  40   foo();
  41   ASSERT (*(unsigned char __xdata *)(ADDRESS + OFFSET_HEX) == 0x12);
  42 #endif
  43 #endif
  44 }
  45