[PATCH] D21839: PowerPC: Use shouldAssumeDSOLocal in classifyGlobalReference

[Rafael Avila de Espindola via llvm-commits]

Hal Finkel via Phabricator <reviews at reviews.llvm.org> writes:

> hfinkel added a comment.
>
> So you can't interpose weak symbols on PPC?

Not if the symbol is defined in the main executable. It is always the
first one in the dynamic list search order.

>
> ================
> Comment at: lib/Target/TargetMachine.cpp:151
> +    Triple::ArchType Arch = TT.getArch();
> +    bool IsPPC =
> +        Arch == Triple::ppc || Arch == Triple::ppc64 || Arch == Triple::ppc64le;
> ----------------
> We should add a comment here that PPC does not use copy relocations.

Will do. I am also rebasing the patch.