[Bug tree-optimization/86435] -fsemantic-interposition does not appear to have any effect

[fw at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86435

--- Comment #2 from Florian Weimer <fw at gcc dot gnu.org> ---
(In reply to Alexander Monakov from comment #1)
> Without -fpic, f1 is considered not interposable.

That's an odd assumption.  ld can interpose the definition with -z muldefs,
after all.