File: operator-arith-fold.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* { dg-options "-O2" } */

/* C99 6.5.5: Multiplicative operators.
   C99 6.5.6: Additive operators.  */

#include "dfp-dbg.h"

extern void link_error (void);

int
main ()
{
  _Decimal32 d32_1, d32_2;

  /* Compare like-typed positive constants. */
  if (2.99df + 5.1df != 8.09df)
    link_error ();

  if (5.77df - 2.22dd != 3.55df)
    link_error ();

  if (2.0dl * 3.7dd * -2 != -14.8df)
    link_error ();

  if (.18df / -.2df + 1 != 1.e-1dd)
    link_error ();

  d32_1 = 3.0df;
  d32_2 = 1.0df;

  if (!__builtin_constant_p (d32_1 + 0.2df))
    link_error ();

  if (!__builtin_constant_p (1.0df / 3.0df))
    link_error ();

  if (!__builtin_constant_p (d32_2 / d32_1))
    link_error ();

  d32_2 = 2.0df;
  if (!__builtin_constant_p (d32_2 / d32_1))
    link_error ();

  return 0;
}