[Geotiff] failed compile on FreeBSD

[Mateusz Loskot]

Frank Warmerdam wrote:
> Michael Harnois wrote:
>> libgeotiff 1.2.5 won't compile on my FreeBSD amd64 system (the prior 
>> version did). Whether using the port or building from CVS, the error 
>> is the same:
>>
>> In file included from listgeo.c:12:
>> ../geo_simpletags.h:38: error: expected ')' before '*' token
>> listgeo.c: In function 'main':
>> listgeo.c:92: warning: implicit declaration of function 
>> 'GTIFNewSimpleTags'
>> listgeo.c:92: warning: assignment makes pointer from integer without a 
>> cast
>>
>> Ideas? Thanks.
> 
> Michael,
> 
> I looked into this, and couldn't see any obvious reason things would fail.
> Possibly old libgeotiff headers are being picked up at compile time 
> somehow?
> 
> What version of gcc are you using?  I'm using 4.1.3 without even any 
> warnings on the above files.


Frank,

I can also confirm libgeotiff 1.2.5 builds with GCC 4.3.1 under Debian 
Linux. However, I get 3 warnings about breaking strict-aliasing
rules in:

geo_new.c:242
geo_write.c:135

and in geotiff_proj4.c:261 dfSemiMajor is reported as likely uninitialized.

Best regards,
-- 
Mateusz Loskot, http://mateusz.loskot.net
Charter Member of OSGeo, http://osgeo.org