(j3.2006) the IEEE modules and distinguishing zero values
John Reid
John.Reid
Fri Nov 11 04:10:53 EST 2011
J3,
My message came out badly because of my cut-and-paste from the PDF. Here
is another try.
Robert Corbett wrote:
> Is a processor that returns .TRUE. for IEEE_SUPPORT_STANDARD() required
> to distinguish between the zero values +0 and -0 (see Clause 4.4.2.3,
> paragraph 3, page 54)?
Yes.
14.9p7 says
"The inquiry function IEEE_SUPPORT_STANDARD is provided to inquire
whether the processor supports all the IEC 60559:1989 facilities
defined in this part of ISO/IEC 1539 for a particular kind of real."
Cheers,
John.
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