https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61823
--- Comment #2 from Jan Hubicka <hubicka at ucw dot cz> ---
> /* If this is a global variable with an initializer and we are in
> IPA mode generate constraints for it. */
> if (DECL_INITIAL (decl)
> && vnode->definition)
> {
>
> which now fails?
You need to call varpool_get_constructor
Honza
