sdcc/support/regression/tests/not.c.in

   1 /** not.c test ! operator
   2
   3   ANSI: return type is int
   4
   5   attr: volatile,
   6 */
   7 #include <testfwk.h>
   8
   9 void
  10 testNot(void)
  11 {
  12     signed char  {attr} sc;
  13   unsigned char  {attr} uc;
  14   unsigned int   {attr} ui;
  15   unsigned long  {attr} ul;
  16
  17   sc = 0;
  18   uc = 0;
  19   ui = 0;
  20   ul = 0;
  21   /* remember: unsigned * signed -> unsigned */
  22   /*             signed * signed ->   signed */
  23   ASSERT(!(  signed char) 0 * -1 < 0);
  24   ASSERT(!(unsigned char) 0 * -1 < 0);
  25   ASSERT(!sc   * -1 < 0);
  26   ASSERT(!uc   * -1 < 0);
  27   ASSERT(! 0   * -1 < 0);
  28   ASSERT(! 0u  * -1 < 0);
  29   ASSERT(!ui   * -1 < 0);
  30   ASSERT(! 0l  * -1 < 0);
  31   ASSERT(! 0ul * -1 < 0);
  32   ASSERT(!ul   * -1 < 0);
  33
  34   ASSERT(!(char) 0 <<  8 == 0x100);
  35   ASSERT(!sc       <<  8 == 0x100);
  36 #if !defined(PORT_HOST)
  37   ASSERT(!0  << 16 == 0);
  38   ASSERT(!0l << 16 == 0);
  39   ASSERT(!ui << 16 == 0);
  40   ASSERT(!ul << 16 == 0);
  41 #endif
  42 }