[Bug libstdc++/61329] #include and _GLIBCXX_DEBUG causes multiple symbol definition.

[pluto at agmk dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61329

--- Comment #2 from Pawel Sikora <pluto at agmk dot net> ---
_M_dot/_M_print declaration from include/c++/4.9.1/bits/regex_automaton.h needs
inline attribute.