sdcc/support/regression/tests/bug-3385.c

   1 /* bug-3385.c
   2    A bug in an stm8 peephole optimizer rule resulting in wrong code..
   3  */
   4
   5 #include <testfwk.h>
   6
   7 typedef struct list_node_t {
   8   struct list_node_t* next;
   9 } list_node_t;
  10
  11 typedef struct list_t {
  12   list_node_t head;
  13 } list_t;
  14
  15 typedef struct {
  16   int x;
  17   list_t list;
  18 } event_t;
  19
  20 void event_init(event_t* self)
  21 {
  22   self->list.head.next = &self->list.head;
  23 }
  24
  25 void testBug(void)
  26 {
  27 #if !defined(__SDCC_hc08) && !defined(__SDCC_s08) && !defined(__SDCC_mos6502) && !defined(__SDCC_mos65c02) // Bug #3386
  28   event_t e;
  29   event_init (&e);
  30   ASSERT (e.list.head.next == &e.list.head);
  31 #endif
  32 }
  33