Re: test if compiler warns

[Peter Lee]

Peter,
thanks for sharing, any other ideas out there ?
cheers
 On Jul 21, 2012 11:06 PM, "Peter Johansson" <address@hidden> wrote:

> Hi again,
>
> I found AC_LANG_WERROR which seems to do what I want.
>
> I also found this discussion on how to revert AC_LANG_WERROR
> http://lists.gnu.org/archive/**html/autoconf/2007-04/**msg00030.html<http://lists.gnu.org/archive/html/autoconf/2007-04/msg00030.html>
> but guess that discussion died.
>
> Cheers,
> Peter
>
> On 7/21/12 7:26 PM, Peter Johansson wrote:
>
>> Hi autoconfers,
>>
>> In one of my projects, we noticed that some versions of g++ does not
>> recognize option '-pthread', but gives a warning
>>
>> i686-apple-darwin8-g++-4.0.1: unrecognized option '-pthread'
>>
>> Now I'd like to test this at configure time, so I wonder if there is a
>> good mechanism to test if compiler is complaining to stderr.
>> Or do I need to write a low-level macro myself for this?
>>
>> Thank you.
>>
>> Peter
>>
>>
>>
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>
>
> --
> Peter Johansson
>
>
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