[Bug c++/94038] Compiling with -Wall causes function template body to get needlessly instantiated

[ppalka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94038

--- Comment #2 from Patrick Palka <ppalka at gcc dot gnu.org> ---
(In reply to Marek Polacek from comment #1)
> > This seems to be a regression from GCC 9.
> 
> Are you sure?  I see the same thing with GCC 6.

Oops, you're right, it's not a regression.