[Bug debug/65549] [5 Regression] crash in htab_hash_string with -flto -g

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65549

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Btw, I always wondered why dwarf2out.c doesn't create such stubs itself when it
requires a parent (via force_decl_die).