[Bug c++/69851] [6 Regression] ICE: in assign_temp, at function.c:961

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69851

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 37738
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37738&action=edit
gcc6-pr69851.patch

Untested fix.