gcc/testsuite/gcc.c-torture/unsorted/conv_tst.c

   1 #define ID_1 2400000000.0
   2 #define ID_2 1.7
   3 #define ID_3 -1.7
   4
   5 unsigned ui;
   6 int si;
   7
   8 conv_i1 ()
   9 {
  10 /*
  11   ui = (unsigned) ID_1;
  12   si = (int) ID_1;
  13 */
  14 }
  15
  16 conv_i2 ()
  17 {
  18   ui = (unsigned) ID_2;
  19   si = (int) ID_2;
  20 }
  21
  22 conv_i3 ()
  23 {
  24 /*  ui = (unsigned) ID_3;*/
  25   si = (int) ID_3;
  26 }
  27
  28 conv_1 (d)
  29      double d;
  30 {
  31   ui = (unsigned) d;
  32 /*
  33   si = (int) d;
  34 */
  35 }
  36
  37 double
  38 foo (u)
  39      unsigned u;
  40 {
  41   return u;
  42 }
  43
  44 main ()
  45 {
  46   printf ("%lf\n", foo (2400000000));
  47
  48   conv_i1 ();
  49   printf ("%lf, %u, %d\n", ID_1, ui, si);
  50
  51   conv_i2 ();
  52   printf ("%lf, %u, %d\n", ID_2, ui, si);
  53
  54   conv_i3 ();
  55   printf ("%lf, %u, %d\n", ID_3, ui, si);
  56
  57   conv_1 (ID_1);
  58   printf ("%lf, %u, %d\n", ID_1, ui, si);
  59
  60   conv_1 (ID_2);
  61   printf ("%lf, %u, %d\n", ID_2, ui, si);
  62
  63   conv_1 (ID_3);
  64   printf ("%lf, %u, %d\n", ID_3, ui, si);
  65
  66 }