[Bug c++/70376] OpenMP taskloop construct fails to instantiate copy constructor(same as Bug 48869)

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70376

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 38073
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38073&action=edit
gcc6-pr70376.patch

Untested fix.