sdcc/support/regression/tests/bug-524697.c

   1 /* Bad addition for adding a length and char[]
   2  */
   3 #include <testfwk.h>
   4
   5 #if defined(__SDCC_mcs51)
   6 #define SZ_SIZE 89
   7 #else
   8 #define SZ_SIZE 90
   9 #endif
  10
  11 #if !defined(__SDCC_pdk14) && !defined(__SDCC_pic14) // Lack of memory
  12 typedef struct _Foo
  13 {
  14   char sz[SZ_SIZE];
  15 } Foo;
  16
  17 typedef struct _Bar
  18 {
  19   unsigned int uLen;
  20 } Bar;
  21
  22 char *getOffset(Foo *pFoo, Bar *pBar)
  23 {
  24   return pFoo->sz + pBar->uLen;
  25 }
  26 #endif
  27
  28 void
  29 testOffset(void)
  30 {
  31 #if !defined(__SDCC_pdk14) && !defined(__SDCC_pic14) // Lack of memory
  32   Foo foo = {
  33     "Foo"
  34   };
  35   Bar bar = {
  36     3
  37   };
  38
  39   ASSERT(getOffset(&foo, &bar)
  40          == (((char *)&foo) + 3));
  41 #endif
  42 }