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Message-ID: <ef60ac9a-6793-4abc-8eb8-418a1f0ec18b@hamishmb.com>
Date: Wed, 4 Jun 2025 21:16:09 +0100
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Subject: Re: Default GCC compiler options and how to change them
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From: Hamish McIntyre-Bhatty via Cygwin <cygwin AT cygwin DOT com>
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On 13/05/2025 18:24, ASSI via Cygwin wrote:
> Hamish McIntyre-Bhatty via Cygwin writes:
>> I've run into a blocker when trying to build wxPython that wasn't a
>> problem when I last did it (which amittedly was over a year ago). Some
>> -werror flags are being passed to GCC, but I can't see where they're
>> coming from. Are there any defaults set for GCC that mean -werror
>> might be turned on?
> 
> No, that comes from the package.  But a newer gcc might have more
> warnings that now turn into an error.
> 
>> When I build wxPython on my host (Linux) system, I don't get the same
>> issues, so I'm assuming there are defaults being set somewhere. If
>> anyone could offer some help I'd be very appreciative.
> 
> Pass 'Wno-error=…' into CCFLAGS or something like that or if it's just a
> handful of locations bracket them with
> 
> #pragma push
> #pragma GCC diagnostic ignored "-W…"
> /* offending code */
> #pragma pop
> 
> 
> Regards,
> Achim.

Cheers for the help. It turned out all I needed to do was patch a couple 
of lines of source code, and now I'm on to the next problem to fix :)

I haven't a clue why -Wno-error=return-type didn't work, but that's 
neither here nor there.

Hamish

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