Package: nautic
Version: 1.5-1.1
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[3]: Entering directory '/<<PKGBUILDDIR>>/src'
> g++ -DHAVE_CONFIG_H -I. -I..  -I../gnulib/lib -I../gnulib/lib -Wdate-time 
> -D_FORTIFY_SOURCE=2 -DNDEBUG 
> -I/usr/lib/x86_64-linux-gnu/wx/include/gtk2-unicode-3.0 -I/usr/include/wx-3.0 
> -D_FILE_OFFSET_BITS=64 -DWXUSINGDLL -D__WXGTK__  -g -O2 
> -fstack-protector-strong -Wformat -Werror=format-security  -c -o main.o 
> main.cpp
> In file included from ../plot_dialog.h:51:0,
>                  from ../main.h:46,
>                  from main.cpp:23:
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
>   0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff };
>                                           ^
> 
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
> ../moon.h:35:42: error: narrowing conversion of '255' from 'int' to 'char' 
> inside { } [-Wnarrowing]
...

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

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