sdcc/support/regression/tests/bug-3242.c

   1 /*
   2    bug-3240.c. A bug in z80 code generation regarding handling of register pair hl.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 typedef unsigned short uint16;
   8
   9 uint16 x, y;
  10
  11 char flag;
  12
  13 static uint16 printHello() {
  14     flag = 1;
  15     return 1;
  16 }
  17
  18 static uint16 hello(uint16 a, uint16 b) {
  19     uint16 result = 0;
  20     if(a + b > x - y){
  21         result = printHello();
  22     }
  23     return result;
  24 }
  25
  26 void
  27 testBug(void) {
  28     x = 2000;
  29     y = 1000;
  30     hello(600,600);
  31     ASSERT (flag);
  32 }
  33