Package: geoip
Version: 1.6.9-1
Severity: important
User: [email protected]
Usertags: ftbfs-gcc-6 gcc-6-narrowing

This package fails to build with GCC 6.  GCC 6 has not been released
yet, but it's expected that GCC 6 will become the default compiler for
stretch.

Note that only the first error is reported; there might be more.  You
can find a snapshot of GCC 6 in experimental.  To build with GCC 6,
you can set CC=gcc-6 CXX=g++-6 explicitly.

You may be able to find out more about this issue at
https://gcc.gnu.org/gcc-6/changes.html

> sbuild (Debian sbuild) 0.67.0 (26 Dec 2015) on dl580gen9-02.hlinux
...
> make[2]: Leaving directory '/<<PKGBUILDDIR>>'
> # Build the build script.
> g++ -Wdate-time -D_FORTIFY_SOURCE=2 -Wl,-z,relro -g 
> debian/src/geoip-csv-to-dat.cpp -o debian/tmp/geoip-generator -lGeoIP \
>       -I /<<PKGBUILDDIR>>/debian/tmp/usr/include/ -L 
> /<<PKGBUILDDIR>>/debian/tmp/usr/lib/x86_64-linux-gnu/
> debian/src/geoip-csv-to-dat.cpp: In member function 'void 
> {anonymous}::dat_writer::write_trie({anonymous}::binary_trie&)':
> debian/src/geoip-csv-to-dat.cpp:658:23: warning: narrowing conversion of 
> '(it.__gnu_cxx::__normal_iterator<_Iterator, 
> _Container>::operator-><{anonymous}::binary_trie::node*, 
> std::vector<{anonymous}::binary_trie::node> 
> >()->{anonymous}::binary_trie::node::edges[0] & 255ul)' from 
> '{anonymous}::binary_trie::edge_type {aka long unsigned int}' to 'uint8_t 
> {aka unsigned char}' inside { } [-Wnarrowing]
>     (it->edges[0]    ) & 0xFF,
>     ~~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:659:25: warning: narrowing conversion of 
> '((it.__gnu_cxx::__normal_iterator<_Iterator, 
> _Container>::operator-><{anonymous}::binary_trie::node*, 
> std::vector<{anonymous}::binary_trie::node> 
> >()->{anonymous}::binary_trie::node::edges[0] >> 8) & 255ul)' from 
> '{anonymous}::binary_trie::edge_type {aka long unsigned int}' to 'uint8_t 
> {aka unsigned char}' inside { } [-Wnarrowing]
>     (it->edges[0] >>  8) & 0xFF,
>     ~~~~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:660:25: warning: narrowing conversion of 
> '((it.__gnu_cxx::__normal_iterator<_Iterator, 
> _Container>::operator-><{anonymous}::binary_trie::node*, 
> std::vector<{anonymous}::binary_trie::node> 
> >()->{anonymous}::binary_trie::node::edges[0] >> 16) & 255ul)' from 
> '{anonymous}::binary_trie::edge_type {aka long unsigned int}' to 'uint8_t 
> {aka unsigned char}' inside { } [-Wnarrowing]
>     (it->edges[0] >> 16) & 0xFF,
>     ~~~~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:661:23: warning: narrowing conversion of 
> '(it.__gnu_cxx::__normal_iterator<_Iterator, 
> _Container>::operator-><{anonymous}::binary_trie::node*, 
> std::vector<{anonymous}::binary_trie::node> 
> >()->{anonymous}::binary_trie::node::edges[1] & 255ul)' from 
> '{anonymous}::binary_trie::edge_type {aka long unsigned int}' to 'uint8_t 
> {aka unsigned char}' inside { } [-Wnarrowing]
>     (it->edges[1]    ) & 0xFF,
>     ~~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:662:25: warning: narrowing conversion of 
> '((it.__gnu_cxx::__normal_iterator<_Iterator, 
> _Container>::operator-><{anonymous}::binary_trie::node*, 
> std::vector<{anonymous}::binary_trie::node> 
> >()->{anonymous}::binary_trie::node::edges[1] >> 8) & 255ul)' from 
> '{anonymous}::binary_trie::edge_type {aka long unsigned int}' to 'uint8_t 
> {aka unsigned char}' inside { } [-Wnarrowing]
>     (it->edges[1] >>  8) & 0xFF,
>     ~~~~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:663:25: warning: narrowing conversion of 
> '((it.__gnu_cxx::__normal_iterator<_Iterator, 
> _Container>::operator-><{anonymous}::binary_trie::node*, 
> std::vector<{anonymous}::binary_trie::node> 
> >()->{anonymous}::binary_trie::node::edges[1] >> 16) & 255ul)' from 
> '{anonymous}::binary_trie::edge_type {aka long unsigned int}' to 'uint8_t 
> {aka unsigned char}' inside { } [-Wnarrowing]
>     (it->edges[1] >> 16) & 0xFF
>     ~~~~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp: In member function 'virtual void 
> {anonymous}::dat_writer::write_structure_info()':
> debian/src/geoip-csv-to-dat.cpp:683:67: error: narrowing conversion of '255' 
> from 'int' to 'char' inside { } [-Wnarrowing]
>   const char structure_info[4] = { 0xFF, 0xFF, 0xFF, database_type };
>                                                                    ^
> 
> debian/src/geoip-csv-to-dat.cpp:683:67: error: narrowing conversion of '255' 
> from 'int' to 'char' inside { } [-Wnarrowing]
> debian/src/geoip-csv-to-dat.cpp:683:67: error: narrowing conversion of '255' 
> from 'int' to 'char' inside { } [-Wnarrowing]
> debian/src/geoip-csv-to-dat.cpp: In member function 'virtual void 
> {anonymous}::city_dat_writer::write_structure_info({anonymous}::binary_trie&)':
> debian/src/geoip-csv-to-dat.cpp:813:31: error: narrowing conversion of '255' 
> from 'int' to 'char' inside { } [-Wnarrowing]
>        (trie_size >> 16) & 0xFF};
>                                ^
> 
> debian/src/geoip-csv-to-dat.cpp:813:31: error: narrowing conversion of '255' 
> from 'int' to 'char' inside { } [-Wnarrowing]
> debian/src/geoip-csv-to-dat.cpp:813:31: error: narrowing conversion of '255' 
> from 'int' to 'char' inside { } [-Wnarrowing]
> debian/src/geoip-csv-to-dat.cpp:811:25: warning: narrowing conversion of 
> '(trie_size & 255)' from 'int' to 'char' inside { } [-Wnarrowing]
>        (trie_size      ) & 0xFF,
>        ~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:812:25: warning: narrowing conversion of 
> '((trie_size >> 8) & 255)' from 'int' to 'char' inside { } [-Wnarrowing]
>        (trie_size >> 8 ) & 0xFF,
>        ~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/src/geoip-csv-to-dat.cpp:813:25: warning: narrowing conversion of 
> '((trie_size >> 16) & 255)' from 'int' to 'char' inside { } [-Wnarrowing]
>        (trie_size >> 16) & 0xFF};
>        ~~~~~~~~~~~~~~~~~~^~~~~~
> 
> debian/rules:12: recipe for target 'override_dh_auto_install' failed
> make[1]: *** [override_dh_auto_install] Error 1

-- 
Martin Michlmayr
Linux for HPE Helion, Hewlett Packard Enterprise

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