[Bug other/55389] library cannot be rebuilt by make all-target

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55389

--- Comment #4 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
This happens for libsanitizer, libcilkrts, libitm at least.