[Bug debug/96261] -fcompare-debug failure (length) with -Os -fno-gcse-lm -fnon-call-exceptions

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96261

--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
(with -std=c++14).