[Bug other/78096] gcc-4.9.4 make bootstrap libgcc_s.so link problem

[edeveaud at pasteur dot fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78096

--- Comment #2 from Eric <edeveaud at pasteur dot fr> ---
so I have to switch on gcc version 5 or 6 
with incompatible ABI change in the C++ library ? 

nice ;-)