sdcc/support/regression/tests/gcc-torture-execute-20010717-1.c

   1 /*
   2    20010717-1.c from the execute part of the gcc torture tests.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 void
  12 testTortureExecute (void)
  13 {
  14   int i, j;
  15   unsigned long u, r1, r2;
  16
  17   i = -16;
  18   j = 1;
  19   u = i + j;
  20
  21   /* no sign extension upon shift */
  22   r1 = u >> 1;
  23   /* sign extension upon shift, but there shouldn't be */
  24   r2 = ((unsigned long) (i + j)) >> 1;
  25
  26   if (r1 != r2)
  27     ASSERT (0);
  28
  29   return;
  30 }
  31