[PATCH] D25506: [LCG] Add utilities to compute parent and ascestor relationships between SCCs.

[Philip Reames via llvm-commits]

reames added a comment.

In https://reviews.llvm.org/D25506#571111, @sanjoy wrote:

> I'm in favor of adding this -- IME verification like this has always paid off (recent examples include the LCSSA verification that @mzolotukhin has been working on).


I'm also in support for the same reasons.


https://reviews.llvm.org/D25506