[gdal-dev] [External] : Re: Error on building from master branch on linux

[Even Rouault]

Fengting,

would https://github.com/OSGeo/gdal/pull/12830 help ?

Even

Le 30/07/2025 à 21:35, Fengting Chen a écrit :
>
> Hi Even,
>
> I have been trying to upgrade my compiler to resolve the GDAL 
> compilation issue but without success.
>
> According to the documentation of unique_ptr,
>
> |unique_ptr| may be constructed for an incomplete type 
> <https://en.cppreference.com/w/cpp/language/type-id.html#Incomplete_type> 
> |T|, such as to facilitate the use as a handle in the pImpl idiom 
> <https://en.cppreference.com/w/cpp/language/pimpl.html>. If the 
> default deleter is used, |T| must be complete at the point in code 
> where the deleter is invoked, which happens in the destructor, move 
> assignment operator, and |reset| member function of |unique_ptr|.
>
> The error I encountered during the compilation shows that the deleter 
> of GDALRasterAttributeTable was invoked when the type was not complete:
>
> In file included from /usr/include/c++/8/memory:80,
>
> from /scratch/gdal/gdal/port/cpl_error.h:372,
>
> from /scratch/gdal/gdal/gcore/gdal.h:30,
>
> from /scratch/gdal/gdal/gcore/gdal_priv.h:45,
>
> from /scratch/gdal/gdal/frmts/pdf/pdfdrivercore.h:16,
>
> from /scratch/gdal/gdal/frmts/pdf/pdfdrivercore.cpp:13:
>
> /usr/include/c++/8/bits/unique_ptr.h: In instantiation of ?~@~Xvoid 
> std:: default_delete<_Tp>::operator()(_Tp*) const [with _Tp 
> =                         GDALRasterAttributeTable]?~@~Y:
>
> /usr/include/c++/8/bits/unique_ptr.h:277:17: required from 
> ?~@~Xstd::         unique_ptr<_Tp, _Dp>::~unique_ptr() [with _Tp = 
> GDALRasterAttributeTable; _Dp   = 
> std::default_delete<GDALRasterAttributeTable>]?~@~Y
>
> /scratch/gdal/gdal/gcore/gdal_priv.h:3664:55: required from here
>
> /usr/include/c++/8/bits/unique_ptr.h:79:16: error: invalid application 
> of       ?~@~Xsizeof?~@~Y to incomplete type 
> ?~@~XGDALRasterAttributeTable?~@~Y
>
> static_assert(sizeof(_Tp)>0,
>
> ^~~~~~~~~~~
>
> gmake[2]: *** [frmts/pdf/CMakeFiles/gdal_PDF_core.dir/build.make:76: 
> frmts/pdf/ CMakeFiles/gdal_PDF_core.dir/pdfdrivercore.cpp.o] Error 1
>
> Is there any other way to work around it?
>
> Thanks,
>
> -Fengting
>
> *From: *Even Rouault <even.rouault at spatialys.com>
> *Date: *Wednesday, July 23, 2025 at 4:59 PM
> *To: *Fengting Chen <fengting.chen at oracle.com>, gdal dev 
> <gdal-dev at lists.osgeo.org>
> *Subject: *Re: [External] : Re: [gdal-dev] Error on building from 
> master branch on linux
>
> Le 23/07/2025 à 22:51, Fengting Chen a écrit :
>
>     Hi Even,
>
>     After resolving error on “GDALRasterAttributeTable” by adding
>     “gdal_rat.h” to gdal_priv.h, the compilation failed again.
>
>     The compiler on my machine was working fine with GDAL on the
>     master branch this early May.  Could there be anything changed in
>     the GDAL master that caused the compilation failure?
>
> yes, the addition of std::unique_ptr<GDALRasterAttributeTable> 
> m_poRAT{}; at line 3664 of gdal_priv.h
>
> You should try to update to a more recent compiler.
>
> Even
>
>
>
> -- 
> http://www.spatialys.com  <https://urldefense.com/v3/__http:/www.spatialys.com__;!!ACWV5N9M2RV99hQ!IV0UbTzTiheCT_RtAke5Lf5jehgWvysNhzGSf-s6QzosmATNDjTe2xTp17hAk7QEaHW-P68knUEP-DxLDC1FZG4RX5oU$>
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