Special float values

[Will Coleda]

On Wed, Nov 26, 2008 at 10:42 AM, François Perrad
<francois.perrad at gadz.org> wrote:
>
> in languages/lua/src/lib/mathx.pir, I want create numbers with special
> value (NaN & Infinity), something like :
>
>   new $P0, 'Float'      # or 'LuaNumber'
>   set $N0, 'NaN'
>   set $P0, $N0
>   say $P0
>
> Is it possible ?
>
> François.

I don't know about inf, but yes, nan works:

.sub main
  $N0 = 'nan'
  if $N0 != $N0 goto ok1
  print 'not '
ok1:
  say 'ok 1'

  $P0 = new 'Float'
  $P0 = $N0
  if $P0 != $P0 goto ok2
  print 'not '
ok2:
  say 'ok 2'

.end




-- 
Will "Coke" Coleda