[Bug c++/70972] [6/7 Regression] Inheriting constructors taking parameters by value should move them, not copy

[rs2740 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70972

--- Comment #1 from TC <rs2740 at gmail dot com> ---
Originally from http://stackoverflow.com/q/37064993/2756719