[Bug libstdc++/82033] C++11 <thread> library doesn't work on AIX if GCC is built with --disable-bootstrap

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82033

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Sam Thursfield from comment #0)
> This builds fine using `g++ -std=c++11 -pthread`. *Unless* you built the
> compiler with `--disable-bootstrap`. In that case, it fails:

Don't do that then?

What compiler is used for the stage-1 build?  If it's GCC, what does 'gcc -v'
show?