finish half thunk thought
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85937 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp
index 15b5bb5..83fcd84 100644
--- a/lib/Transforms/Scalar/SCCP.cpp
+++ b/lib/Transforms/Scalar/SCCP.cpp
@@ -174,7 +174,9 @@
/// that return multiple values.
DenseMap<std::pair<Function*, unsigned>, LatticeVal> TrackedMultipleRetVals;
- /// TrackingIncomingArguments - This is the set of functions that are
+ /// TrackingIncomingArguments - This is the set of functions for whose
+ /// arguments we make optimistic assumptions about and try to prove as
+ /// constants.
SmallPtrSet<Function*, 16> TrackingIncomingArguments;
/// The reason for two worklists is that overdefined is the lowest state