[Bug analyzer/106390] Support gsl::owner and/or [[gnu::owner]] attribute in -fanalyzer

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106390

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Related: https://discourse.llvm.org/t/rfc-lifetime-annotations-for-c/61377