From: Niko Matsakis <niko@alum.mit.edu>
Date: Fri, 13 Jul 2018 05:18:35 +0000 (-0400)
Subject: nit: clarify "keep it around" comment
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=9d2999461fbc07a7059363aacf2b0bcf615d322b;p=rust.git

nit: clarify "keep it around" comment
---

diff --git a/src/librustc_data_structures/graph/scc/mod.rs b/src/librustc_data_structures/graph/scc/mod.rs
index 64471230f55..82755ef5ce5 100644
--- a/src/librustc_data_structures/graph/scc/mod.rs
+++ b/src/librustc_data_structures/graph/scc/mod.rs
@@ -122,8 +122,8 @@ struct SccsConstruction<'c, G: DirectedGraph + WithNumNodes + WithSuccessors + '
 
     /// A set used to strip duplicates. As we accumulate successors
     /// into the successors_stack, we sometimes get duplicate entries.
-    /// We use this set to remove those -- we keep it around between
-    /// successors to amortize memory allocation costs.
+    /// We use this set to remove those -- we also keep its storage
+    /// around between successors to amortize memory allocation costs.
     duplicate_set: FxHashSet<S>,
 
     scc_data: SccData<S>,