[Bug c++/66487] [6 Regression] Firefox segfault with LTO enabled

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66487

--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Jason Merrill from comment #1)
> Compiling with -fno-lifetime-dse should make it work again. 
> -fsanitize=undefined doesn't currently catch this issue (relying on the
> value of storage persisting into the lifetime of an object created there).

I see, I will try to contact someone from Firefox about it.
Are there any plans of integration to ubsan sanitizer?

Martin