sdcc/support/regression/tests/bug-2373.c

   1 /** Bug 2373
   2  */
   3 #include <testfwk.h>
   4
   5 char func(char a)
   6 {
   7   return a-1;
   8 }
   9
  10 static char a;
  11
  12 static struct
  13 {
  14   char c;
  15 } s;
  16
  17 static char (* __xdata func_ptr) (char);
  18
  19 void
  20 testFptr(void)
  21 {
  22 #if !defined( __SDCC_pdk14) && !defined( __SDCC_pdk15) // pdk needs function pointer to be reentrant even for a single argument
  23   char b = 10;
  24   a      = 10;
  25   s.c    = 10;
  26
  27   func_ptr=func;
  28
  29   // works as expected
  30   ASSERT(func_ptr(a) == 9);
  31   ASSERT(func_ptr(b) == 9);
  32
  33   // error passing s.c to func
  34   ASSERT(func_ptr(s.c) == 9);
  35 #endif
  36 }
  37