[Bug lto/69254] [6 Regression] ICE in streamer_get_builtin_tree when using -fsanitize=shift on the compile side only

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69254

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
Not sure how this is a regression btw, LTO never special-cased sanitizers in
any way.