sdcc/support/regression/tests/gcc-torture-execute-20140212-2.c

   1 /*
   2    20140212-2.c from the execute part of the gcc torture suite.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 /* This used to fail as we would convert f into just return (unsigned int)usVlanID
  12    which is wrong. */
  13
  14 int f(unsigned short usVlanID);
  15 int f(unsigned short usVlanID)
  16 {
  17   unsigned int uiVlanID = 0xffffffff;
  18   if ((unsigned short)0xffff != usVlanID)
  19     uiVlanID = (unsigned int)usVlanID;
  20   return uiVlanID;
  21 }
  22
  23 void
  24 testTortureExecute (void)
  25 {
  26   ASSERT (f(1) == 1);
  27   ASSERT (f(0xffff) == -1);
  28 }