[Bug c++/85091] Compiler generates different code depending on whether -Wnonnull -Woverloaded-virtual given or not

[mathieu.malaterre at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85091

--- Comment #15 from Mathieu Malaterre <mathieu.malaterre at gmail dot com> ---
Created attachment 43773
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43773&action=edit
valgrind output (not ok)