[Bug c++/59766] c++1y: declaring friend function with 'auto' return type deduction is rejected with bogus reason

[potswa at mac dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59766

--- Comment #5 from David Krauss <potswa at mac dot com> ---
Created attachment 34538
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34538&action=edit
ChangeLog entry