sdcc/support/regression/tests/bug3410620.c.in

   1 /*
   2    bug3410620.c
   3    bank: 1, 2
   4 */
   5
   6 #include <testfwk.h>
   7
   8 #define INTREGBANK {bank}
   9
  10 #if defined(__SDCC_mcs51) || defined (__SDCC_ds390)
  11
  12 void handler1(void) __using(INTREGBANK)
  13 {
  14 }
  15
  16 typedef void (*phandler_t)(void) __using(INTREGBANK);
  17 phandler_t phandlers[8] = {handler1};
  18
  19 volatile unsigned char GetInterruptSource; //some dummy for real hardware
  20
  21 /* No need to call this, threw
  22    warning 139: call via function pointer in ISR using non-zero register bank.
  23    Cannot determine which register bank to save.*/
  24 void Int0_isr(void) __interrupt(0) __using(1)
  25 {
  26         unsigned char intsrc;
  27         intsrc = GetInterruptSource;
  28         phandlers[intsrc](); // warning 139 refers to this line
  29 }
  30
  31 #endif
  32
  33 void testBug(void)
  34 {
  35         ASSERT (1);
  36 }