From d8e562319f8bf7d9c88e861675b6f2a6a42a6c9f Mon Sep 17 00:00:00 2001
From: Andrey Breslav <andrey.breslav@jetbrains.com>
Date: Fri, 31 Aug 2012 13:16:40 +0400
Subject: [PATCH] Clarifying comment

---
 .../backend/src/org/jetbrains/jet/codegen/RangeCodegenUtil.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/RangeCodegenUtil.java b/compiler/backend/src/org/jetbrains/jet/codegen/RangeCodegenUtil.java
index 988c48d4646..503e47984cc 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/RangeCodegenUtil.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/RangeCodegenUtil.java
@@ -50,6 +50,8 @@ public class RangeCodegenUtil {
 
     @Nullable
     public static BinaryCall getRangeAsBinaryCall(@NotNull JetForExpression forExpression) {
+        // We are looking for rangeTo() calls
+        // Other binary operations will succeed too, but will be filtered out later (by examining a resolvedCall)
         JetExpression rangeExpression = forExpression.getLoopRange();
         assert rangeExpression != null;
         JetExpression loopRange = JetPsiUtil.deparenthesize(rangeExpression);