TODO_rebuild_alias and -O0

[Ludovic Courtès]

Richard Guenther <richard.guenther@gmail.com> skribis:

> At -O0 no virtual operands are produced.  TODO_rebuild_alias only computes
> points-to sets which are in itself not useful.
>
> What do you want to achieve with TODO_rebuild_alias?

I basically want to use ‘ptr_derefs_may_alias_p’ in this particular pass.

Thanks,
Ludo’.