sdcc/support/regression/tests/bug3130806.c

   1 /*
   2    bug3130806.c
   3  */
   4
   5 #include <testfwk.h>
   6
   7 char foo[2];
   8
   9 void blah(char *m0, void *m1)
  10 {
  11     *m0 = 1;
  12     m1;
  13 }
  14
  15 void dostuff(unsigned char* buffer, unsigned char size)
  16 {
  17         unsigned char x = 0;
  18         unsigned char y = 0;
  19
  20     while (x < 1)
  21         {
  22                 y = (size - x);
  23
  24                 if (y == 2)
  25                         return;
  26
  27         blah(&foo[x], &buffer[y]);
  28
  29         x += y;
  30     }
  31 }
  32
  33 void testBug(void)
  34 {
  35     unsigned char buffer[2];
  36     dostuff(buffer, 2);
  37     ASSERT(foo[0] == 0);
  38 }