[Bug libstdc++/66354] [UBSAN] stl_algobase.h:708:7: runtime error: null pointer passed as argument

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66354

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Dmitry G. Dyachenko from comment #0)
> Sorry, I have no compact testcase.

Could you at least use -fno-sanitize-recover=undefined and look at the stack
trace where it happens?