Re: [Chicken-hackers] [PATCH] Remove -no-cpp-precomp flag for OS X

[Jim Ursetto]

Builds for me, applied.

FYI, this patch was encoded in iso-8859-1, and had to be converted to UTF-8 to 
match the Acknowledgements file.

Jim

On Jan 30, 2014, at 2:35 PM, Peter Bex <address@hidden> wrote:

> Hi all,
> 
> This was reported off-list: on OS X, we pass the -no-cpp-precomp option
> to the C compiler to enforce GCC's own preprocessor instead of Apple's
> own preprocessor (which was probably massively broken or incompatible).
> This was added to CHICKEN somewhere in 2003.
> 
> This option has been deprecated by Apple (but is accepted and silently
> ignored since XCode 1.1), and reportedly this causes breakage using
> (non-Apple) Macports GCC on OS X 10.6.8 (64-bit, SnowLeopard).
> This is gcc (MacPorts gcc47 4.7.3_3) 4.7.3
> 
> Here's a reference from the Mozilla project discussing this same problem:
> https://bugzilla.mozilla.org/show_bug.cgi?id=409224
> 
> Considering this option stopped doing anything at all so long ago, I think
> we're safe to remove this as well.  The attached patch does that.
> If people decide to use an old OS X release (which isn't supported by
> Apple anymore), they could still override C_COMPILER_OPTIONS.
> I'd appreciate if any OS X users could report whether everything keeps
> working.
> 
> Thanks to Jason E. Aten for reporting this bug.
> 
> Cheers,
> Peter
> -- 
> http://www.more-magic.net
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