+++ /dev/null
-/* { dg-options "-O0" } */
-
-/* N1150 5.2 Conversions among decimal floating types and between
- decimal floating types and generic floating types.
- C99 6.3.1.5(3) New.
-
- Test various conversions involving decimal floating types. */
-
-#ifndef __STDC_WANT_DEC_FP__
-#define __STDC_WANT_DEC_FP__ 1
-#endif
-
-#include "dfp-dbg.h"
-#include <float.h>
-
-volatile _Decimal32 d32;
-volatile _Decimal64 d64;
-volatile _Decimal128 d128;
-
-int
-main ()
-{
- /* Conversions to larger types. */
- d32 = 123.4df;
- d64 = d32;
- if (d64 != 123.4dd)
- FAILURE
- d128 = d32;
- if (d128 != 123.4dl)
- FAILURE
- d64 = 345.678dd;
- d128 = d64;
- if (d128 != 345.678dl)
- FAILURE
-
- /* Conversions to smaller types for which the value fits. */
- d64 = 3456.789dd;
- d32 = d64;
- if (d32 != 3456.789df)
- FAILURE
- d128 = 123.4567dl;
- d32 = d128;
- if (d32 != 123.4567df)
- FAILURE
-
- d128 = 1234567890.123456dl;
- d64 = d128;
- if (d64 != 1234567890.123456dd)
- FAILURE
-
- /* Test demotion to non-representable decimal floating type. */
-
- /* Assumes a default rounding mode of 'near'. This uses the rules
- describe in the 27 July 2005 draft of IEEE 754r, which are much
- more clear that what's described in draft 5 of N1107. */
-
- /* Rounds to what _Decimal32 can handle. */
- d64 = 9.99999949E96DD;
- d32 = d64;
- if (d32 != DEC32_MAX)
- FAILURE
-
- /* Rounds to more than _Decimal32 can handle. */
- d64 = 9.9999995E96DD;
- d32 = d64;
- if (d32 != __builtin_infd32())
- FAILURE
-
- /* Rounds to what _Decimal32 can handle. */
- d128 = 9.99999949E96DD;
- d32 = d128;
- if (d32 != DEC32_MAX)
- FAILURE
-
- /* Rounds to more than _Decimal32 can handle. */
- d128= 9.9999995E96DD;
- d32 = d128;
- if (d32 != __builtin_infd32())
- FAILURE
-
- /* Rounds to what _Decimal64 can handle. */
- d128 = 9.99999999999999949E384DL;
- d64 = d128;
- if (d64 != DEC64_MAX)
- FAILURE
-
- /* Rounds to more than _Decimal64 can handle. */
- d128 = 9.9999999999999995E384DL;
- d64 = d128;
- if (d64 != __builtin_infd64())
- FAILURE
-
- FINISH
-}