[Bug tree-optimization/105423] Bogus -Werror=maybe-uninitialized with definitely initialized variable

[byteslice at airmail dot cc via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105423

--- Comment #2 from Liam White <byteslice at airmail dot cc> ---
My bad, use -std=c++20 as well for this example. Then you should reproduce the
issue.