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Re: [autoconf] Re: Problems Configuring (C Compiler cannot produce execu

From: suzuki toshiya
Subject: Re: [autoconf] Re: Problems Configuring (C Compiler cannot produce executables)
Date: Thu, 23 Aug 2012 16:29:47 +0900
User-agent: Mozilla-Thunderbird (X11/20080406)

It is not autoconf's responsibility, and I think the testing code
in configure should not depend with -Wall and -Wextra, but some
software packages may have the configure checking if any warnings
are issued /or not. I remember, the configure in pixman had ever
checked the warning.


Miles Bader wrote:
> Russ Allbery <address@hidden> writes:
>> Also, you should generally not add -Wall -Wextra to the configure flags,
>> and instead add it after configure completes, since many of the tricks
>> configure has to use will result in warnings when you turn on all the
>> compiler warnings, which can confuse configure.
> How can that confuse configure?
> AFAICT, configure seems quite unconcerned with warnings during
> configuration.
> Thanks,
> -miles

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