From cab4d7d1975a15907a0c9f7aea6527dcac2cb965 Mon Sep 17 00:00:00 2001
From: parrt <parrt@antlr.org>
Date: Sat, 8 May 2010 15:36:31 -0800
Subject: [PATCH] added comments

[git-p4: depot-paths = "//depot/code/antlr4/main/": change = 6849]
---
 tool/src/org/antlr/v4/analysis/LinearApproximator.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tool/src/org/antlr/v4/analysis/LinearApproximator.java b/tool/src/org/antlr/v4/analysis/LinearApproximator.java
index e75a79166..6ef7ca3f6 100644
--- a/tool/src/org/antlr/v4/analysis/LinearApproximator.java
+++ b/tool/src/org/antlr/v4/analysis/LinearApproximator.java
@@ -25,7 +25,7 @@ public class LinearApproximator {
 
 	int max_k = MAX_LINEAR_APPROXIMATE_DEPTH;
 
-	/** Records state of a LOOK operation */
+	/** Records state of a LOOK operation; used just for lookahead busy checks */
 	static class LookaheadNFAConfig {
 		public NFAState s;
 		public int k;