Nick Lewycky c0ebfbe3f3 Add an optional list of blocks to avoid when looking for a path in isPotentiallyReachable.
The leads to some ambiguous overloads, so update three callers.

Differential Revision: https://reviews.llvm.org/D60085

llvm-svn: 357447
2019-04-02 01:05:48 +00:00
..