Bug#831247: freefoam: FTBFS: ../../../../lib/FreeFOAM-0.1.0/libtriSurface.so.0.1.0: undefined reference to `yyFlexLexer::yywrap()'

[Lucas Nussbaum]

Source: freefoam
Version: 0.1.0+dfsg+1-3
Severity: serious
Tags: stretch sid
User: debian-qa at lists.debian.org
Usertags: qa-ftbfs-20160714 qa-ftbfs
Justification: FTBFS on amd64

Hi,

During a rebuild of all packages in sid, your package failed to build on
amd64.

Relevant part (hopefully):
> /usr/bin/c++   -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -fpermissive -Wdate-time -D_FORTIFY_SOURCE=2    -Wl,-z,relro CMakeFiles/dns.dir/dnsFoam.C.o  -o ../../../../libexec/FreeFOAM/0.1.0/freefoam-dns -rdynamic ../../../../lib/FreeFOAM-0.1.0/librandomProcesses.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libsampling.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libfiniteVolume.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libmeshTools.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libdecompositionMethods.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/liblagrangian.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libtriSurface.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libsurfMesh.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libOpenFOAM.so.0.1.0 ../../../../lib/FreeFOAM-0.1.0/libOSspecific.so.0.1.0 -lz -ldl -Wl,-rpath,/«BUILDDIR»/freefoam-0.1.0+dfsg+1/obj-x86_64-linux-gnu/lib/FreeFOAM-0.1.0: 
> ../../../../lib/FreeFOAM-0.1.0/libtriSurface.so.0.1.0: undefined reference to `yyFlexLexer::yywrap()'
> collect2: error: ld returned 1 exit status

The full build log is available from:
   http://people.debian.org/~lucas/logs/2016/07/14/freefoam_0.1.0+dfsg+1-3_unstable_gcc5.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.