Valgrind output on unit-tests-iidm

[sebalaig]

• Do you want to request a feature or report a bug?
  bug

• What is the current behavior?
  Valgrind execution on unit-tests-iidm is not clear:

slaigre@WD0573:/mnt/e/Projet_SRO/rte/powsybl-iidm4cpp/build-linux$ valgrind ./test/iidm/unit-tests-iidm -- --resources=../test/resources/
==13969== Memcheck, a memory error detector
==13969== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==13969== Using Valgrind-3.15.0 and LibVEX; rerun with -h for copyright info
==13969== Command: ./test/iidm/unit-tests-iidm -- --resources=../test/resources/
==13969==
Running 221 test cases...
==13969== Use of uninitialised value of size 8
==13969==    at 0x5ED810B: ??? (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.28)
==13969==    by 0x5ED87AD: std::ostreambuf_iterator<char, std::char_traits<char> > std::num_put<char, std::ostreambuf_iterator<char, std::char_traits<char> > >::_M_insert_int<unsigned long>(std::ostreambuf_iterator<char, std::char_traits<char> >, std::ios_base&, char, unsigned long) const (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.28)
==13969==    by 0x5EE700E: std::ostream& std::ostream::_M_insert<unsigned long>(unsigned long) (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.28)
==13969==    by 0x2550FC: void boost::io::detail::put_last<char, std::char_traits<char>, unsigned long>(std::basic_ostream<char, std::char_traits<char> >&, unsigned long const&) (feed_args.hpp:99)
==13969==    by 0x253F58: void boost::io::detail::call_put_last<char, std::char_traits<char>, unsigned long const>(std::basic_ostream<char, std::char_traits<char> >&, void const*) (feed_args.hpp:126)
==13969==    by 0x256E5F: void boost::io::detail::put_last<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, boost::io::detail::put_holder<char, std::char_traits<char> > const&) (feed_args.hpp:149)
==13969==    by 0x2555C7: void boost::io::detail::put<char, std::char_traits<char>, std::allocator<char>, boost::io::detail::put_holder<char, std::char_traits<char> > const&>(boost::io::detail::put_holder<char, std::char_traits<char> > const&, boost::io::detail::format_item<char, std::char_traits<char>, std::allocator<char> > const&, boost::basic_format<char, std::char_traits<char>, std::allocator<char> >::string_type&, boost::basic_format<char, std::char_traits<char>, std::allocator<char> >::internal_streambuf_t&, std::locale*) (feed_args.hpp:197)
==13969==    by 0x2542DA: void boost::io::detail::distribute<char, std::char_traits<char>, std::allocator<char>, boost::io::detail::put_holder<char, std::char_traits<char> > const&>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, boost::io::detail::put_holder<char, std::char_traits<char> > const&) (feed_args.hpp:291)
==13969==    by 0x253185: boost::basic_format<char, std::char_traits<char>, std::allocator<char> >& boost::io::detail::feed_impl<char, std::char_traits<char>, std::allocator<char>, boost::io::detail::put_holder<char, std::char_traits<char> > const&>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, boost::io::detail::put_holder<char, std::char_traits<char> > const&) (feed_args.hpp:301)
==13969==    by 0x251910: boost::basic_format<char, std::char_traits<char>, std::allocator<char> >& boost::io::detail::feed<char, std::char_traits<char>, std::allocator<char>, unsigned long const&>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, unsigned long const&) (feed_args.hpp:313)
==13969==    by 0x24F348: boost::basic_format<char, std::char_traits<char>, std::allocator<char> >& boost::basic_format<char, std::char_traits<char>, std::allocator<char> >::operator%<unsigned long>(unsigned long const&) (format_class.hpp:64)
==13969==    by 0x24DADF: void stdcxx::format<unsigned long>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, unsigned long const&) (format.hxx:30)
==13969==
==13969== Conditional jump or move depends on uninitialised value(s)
==13969==    at 0x5ED811D: ??? (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.28)
==13969==    by 0x5ED87AD: std::ostreambuf_iterator<char, std::char_traits<char> > std::num_put<char, std::ostreambuf_iterator<char, std::char_traits<char> > >::_M_insert_int<unsigned long>(std::ostreambuf_iterator<char, std::char_traits<char> >, std::ios_base&, char, unsigned long) const (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.28)
==13969==    by 0x5EE700E: std::ostream& std::ostream::_M_insert<unsigned long>(unsigned long) (in /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.28)
==13969==    by 0x2550FC: void boost::io::detail::put_last<char, std::char_traits<char>, unsigned long>(std::basic_ostream<char, std::char_traits<char> >&, unsigned long const&) (feed_args.hpp:99)
==13969==    by 0x253F58: void boost::io::detail::call_put_last<char, std::char_traits<char>, unsigned long const>(std::basic_ostream<char, std::char_traits<char> >&, void const*) (feed_args.hpp:126)
==13969==    by 0x256E5F: void boost::io::detail::put_last<char, std::char_traits<char> >(std::basic_ostream<char, std::char_traits<char> >&, boost::io::detail::put_holder<char, std::char_traits<char> > const&) (feed_args.hpp:149)
==13969==    by 0x2555C7: void boost::io::detail::put<char, std::char_traits<char>, std::allocator<char>, boost::io::detail::put_holder<char, std::char_traits<char> > const&>(boost::io::detail::put_holder<char, std::char_traits<char> > const&, boost::io::detail::format_item<char, std::char_traits<char>, std::allocator<char> > const&, boost::basic_format<char, std::char_traits<char>, std::allocator<char> >::string_type&, boost::basic_format<char, std::char_traits<char>, std::allocator<char> >::internal_streambuf_t&, std::locale*) (feed_args.hpp:197)
==13969==    by 0x2542DA: void boost::io::detail::distribute<char, std::char_traits<char>, std::allocator<char>, boost::io::detail::put_holder<char, std::char_traits<char> > const&>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, boost::io::detail::put_holder<char, std::char_traits<char> > const&) (feed_args.hpp:291)
==13969==    by 0x253185: boost::basic_format<char, std::char_traits<char>, std::allocator<char> >& boost::io::detail::feed_impl<char, std::char_traits<char>, std::allocator<char>, boost::io::detail::put_holder<char, std::char_traits<char> > const&>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, boost::io::detail::put_holder<char, std::char_traits<char> > const&) (feed_args.hpp:301)
==13969==    by 0x251910: boost::basic_format<char, std::char_traits<char>, std::allocator<char> >& boost::io::detail::feed<char, std::char_traits<char>, std::allocator<char>, unsigned long const&>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, unsigned long const&) (feed_args.hpp:313)
==13969==    by 0x24F348: boost::basic_format<char, std::char_traits<char>, std::allocator<char> >& boost::basic_format<char, std::char_traits<char>, std::allocator<char> >::operator%<unsigned long>(unsigned long const&) (format_class.hpp:64)
==13969==    by 0x24DADF: void stdcxx::format<unsigned long>(boost::basic_format<char, std::char_traits<char>, std::allocator<char> >&, unsigned long const&) (format.hxx:30)
==13969==

This has to be fixed.

• If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem

• What is the expected behavior?

• What is the motivation / use case for changing the behavior?
  Quality improvement

• Please tell us about your environment:

  • PowSyBl Version: ...
  • OS Version: ...

• Other information (e.g. detailed explanation, stacktraces, related issues, suggestions how to fix, links for us to have context, eg. stackoverflow, spectrum, etc)

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