On Thu, Dec 13, 2001 at 06:57:47PM +0000, Philip Blundell wrote:
> In message <[EMAIL PROTECTED]>, Arm Lover writ
> es:
> >I want to add -ffast-math to it . Please let me know
> >where i have to change in specs file .
>
> In the %cc1 section, but I'm not at all sure this is a good idea.
I think Phil mentions this part of the GCC manual:
This option should never be turned on by any `-O' option since it
can result in incorrect output for programs which depend on an
exact implementation of IEEE or ANSI rules/specifications for math
functions.
Think about it when you get unexpected results.
Erik
--
J.A.K. (Erik) Mouw, Information and Communication Theory Group, Faculty
of Information Technology and Systems, Delft University of Technology,
PO BOX 5031, 2600 GA Delft, The Netherlands Phone: +31-15-2783635
Fax: +31-15-2781843 Email: [EMAIL PROTECTED]
WWW: http://www-ict.its.tudelft.nl/~erik/
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