sdcc/support/regression/tests/bug-927659.c

   1 /* bug-927659.c
   2
   3    double processing resp. reversing of params
   4 */
   5
   6 #include <testfwk.h>
   7 #include <stdarg.h>
   8 #include <stdio.h>
   9
  10 unsigned char
  11 foo(unsigned char a, ...) __reentrant
  12 {
  13   va_list argptr;
  14   unsigned char b;
  15
  16   va_start (argptr, a);
  17   b = va_arg (argptr, int);
  18   va_end (argptr);
  19
  20   return b;
  21 }
  22
  23 unsigned char
  24 bar(unsigned char a, unsigned char b) __reentrant
  25 {
  26   return b / a;
  27 }
  28
  29 void
  30 testReverse(void)
  31 {
  32   ASSERT(foo (0, bar (1, 2)) == 2);
  33 }
  34
  35 /*************************************************************/
  36
  37 void
  38 testAddFunc(void)
  39 {
  40 #if !defined( __SDCC_pdk14) && !defined( __SDCC_pdk15) // Lack of memory
  41   char buf[5];
  42   unsigned char count = 0;
  43
  44   count += sprintf (buf, "%d", 5);
  45   ASSERT(count == 1 &&
  46          buf[0] == '5' &&
  47          buf[1] == '\0');
  48 #endif
  49 }