Re: Wget2 cross-compile on iOS arm64

[Ryan Schmidt]

On Mar 22, 2021, at 17:56, Jeffrey Walton wrote:

> It looks like  this is an Autotools problem. Autotools should test if
> ccp works as expected, and avoid cpp if it does not. Autotools should
> not break the build.
> 
> Perl works around Apple's cpp:
> https://github.com/Perl/perl5/blob/blead/hints/darwin.sh#L131.

You're referring to the part of their code that adds -no-cpp-precomp if the 
compiler accepts it? The last version of Apple gcc that did anything in 
response to -no-cpp-precomp was Apple gcc 3.1. Apple gcc 3.3 and later do 
nothing in response to -no-cpp-precomp. That flag is ancient history.