Created attachment 8647 [details] reproducing ELF file. hype356@ben:~/bin/abidw --abidiff /collab/usr/global/tools/order/spack/opt/chaos_5_x86_64_ib/gcc@4.4.7/vtk@6.1.0-2f431570/lib/libvtkParallelCore-6.1.so abidw: ../../src/abg-reader.cc:1024: abigail::ir::type_base_sptr abigail::xml_reader::read_context::build_or_get_type_decl(const std::string&, bool): Assertion `n' failed. Aborted (core dumped) abidw should not abort when dumping the abixml.
Looking at this one.
This issue should now be fixed by commit https://sourceware.org/git/gitweb.cgi?p=libabigail.git;a=commit;h=e9bdb488b34afa38617430fd41fa053374a04d83 in the master branch. Thank you for reporting this problem!