[tex-live] Critical bugfix needed for XeTeX [was: Re: Fwd: Duplicate Thai patterns reported by XeTeX in TL 2015 pretest]
peb at mppmu.mpg.de
Fri Apr 17 11:47:34 CEST 2015
On Fri, 17 Apr 2015, Jonathan Kew wrote:
> One note: as far as I'm aware, the line
> #if !(defined(HAVE_DECL_ISASCII) && HAVE_DECL_ISASCII)
> is unnecessarily complex (which hurts readability); it should be sufficient
> to write
> #if !HAVE_DECL_ISASCII
> because the preprocessor treats undefined symbols as 0 when evaluating #if
> (Or are there ancient, non-standards-compliant systems where this fails?)
yes, I know. I just wanted to be on the safe side.
I have just compiled for Darwin where HAVE_DECL_ISASCII is now defined as 1!
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