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From Stas Bekman <s...@stason.org>
Subject Re: -Wdeclaration-after-statement is not recognized by gcc 3.3.5 on openbsd3.7
Date Wed, 14 Dec 2005 18:50:18 GMT
Philip M. Gollucci wrote:
>> The insertion of -Wdeclaration-after-statement breaks the build as the 
>> following gcc version doesn't support it:
>>
>> cc -I/home/stas/src/mod_perl-2.0.2/src/modules/perl 
>> -I/home/stas/src/mod_perl-2.0.2/xs 
>> -I/home/stas/httpd/prefork-2.0.55/include 
>> -I/home/stas/httpd/prefork-2.0.55/include -I/usr/local/include 
>> -I/home/stas/httpd/prefork-2.0.55/include -fno-strict-aliasing 
>> -fno-delete-null-pointer-checks -pipe -I/usr/local/include 
>> -I/usr/libdata/perl5/i386-openbsd/5.8.6/CORE -DMOD_PERL -Wall 
>> -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations 
>> -Werror -DAP_DEBUG -DAP_HAVE_DESIGNATED_INITIALIZER 
>> -Wdeclaration-after-statement -DMP_COMPAT_1X -g -DMP_DEBUG -DMP_TRACE 
>> -D_POSIX_THREADS d_perl.c && mv mod_perl.o mod_perl.lo
>> cc1: error: unrecognized option `-Wdeclaration-after-stat
>> *** Error code 1
>>
>>
>> gcc -v
>> Reading specs from /usr/lib/gcc-lib/i386-unknown-openbsd3.7/3.3.5/specs
>> Configured with:
>> Thread model: single
>> gcc version 3.3.5 (propolice)
>>
>> Not sure what to do about it, the mp2 build code assumes that any gcc 
>> above 3.3.2 should have it:
>>
>>        if ($self->has_gcc_version('3.3.2') &&
>>            $ccopts !~ /declaration-after-statement/) {
>>            debug "Adding -Wdeclaration-after-statement to ccopts";
>>            $ccopts .= " -Wdeclaration-after-statement";
>>        }
>>    }
> 
> D'oh, thats relatively new things too.  As its the only case I've heard 
> of, I suggest we IF() protect it.  IS gcc4.0 on OpenBsd yet  -- might be 
> kin 3.8 ?

dunno, I'm not really an OpenBSD user, I just had to build mp2 there for 
some testing.

(and there are 3 tests that fail in mp2.0.2, but I have no time at the 
moment to debug those)

-- 
_____________________________________________________________
Stas Bekman mailto:stas@stason.org  http://stason.org/
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The "Practical mod_perl" book       http://modperlbook.org/
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