From 0b4499a4b7978715697ba36739bee00df66d5448 Mon Sep 17 00:00:00 2001
From: "Pavel V. Talanov" <Pavel.Talanov@jetbrains.com>
Date: Fri, 20 Jul 2012 12:42:07 +0400
Subject: [PATCH] For with Int#downto, Int#upto do not iterate on empty ranges.

---
 .../jetbrains/k2js/test/semantics/RangeTest.java    |  4 ++++
 .../testFiles/range/cases/upToDownToDoNotIterate.kt | 13 +++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 js/js.translator/testFiles/range/cases/upToDownToDoNotIterate.kt

diff --git a/js/js.tests/test/org/jetbrains/k2js/test/semantics/RangeTest.java b/js/js.tests/test/org/jetbrains/k2js/test/semantics/RangeTest.java
index 3e56d0480aa..6fab728891a 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/semantics/RangeTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/semantics/RangeTest.java
@@ -52,4 +52,8 @@ public final class RangeTest extends SingleFileTranslationTest {
     public void testIntDownTo() throws Exception {
         fooBoxTest();
     }
+
+    public void testUpToDownToDoNotIterate() throws Exception {
+        fooBoxTest();
+    }
 }
diff --git a/js/js.translator/testFiles/range/cases/upToDownToDoNotIterate.kt b/js/js.translator/testFiles/range/cases/upToDownToDoNotIterate.kt
new file mode 100644
index 00000000000..64cbce77d29
--- /dev/null
+++ b/js/js.translator/testFiles/range/cases/upToDownToDoNotIterate.kt
@@ -0,0 +1,13 @@
+package foo
+
+import java.util.ArrayList
+
+fun box() : Boolean {
+    for (i in 0 upto -1) {
+      return false
+    }
+    for (i in 0 downto 1) {
+      return false
+    }
+    return true
+}
\ No newline at end of file