https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70515
Jason Merrill <jason at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
CC| |jason at gcc dot gnu.org
Resolution|--- |INVALID
--- Comment #7 from Jason Merrill <jason at gcc dot gnu.org> ---
lambda2 captures lambda1 by reference, and is then copied into func. When
their block ends lambda1 no longer exists, so the reference in func is
dangling, and so invoking it has undefined behavior.
