tests for KT-828 (fromm Sergey Ignatov)

compiler/testData/codegen/regressions/kt828.kt

@@ -0,0 +1,15 @@
+namespace demo
+
+fun box() : String {
+    var res : Boolean = true
+    res = (res and false)
+    res = (res or false)
+    res = (res xor false)
+    res = (true and false)
+    res = (true or false)
+    res = (true xor false)
+    res = (!true)
+    res = (true && false)
+    res = (true || false)
+    return "OK"
+}

compiler/testData/diagnostics/tests/library/kt828.jet

@@ -0,0 +1,12 @@
+fun test() {
+    var res : Boolean = true
+    res = (res and false)
+    res = (res or false)
+    res = <!UNUSED_VALUE!>(res xor false)<!>
+    res = <!UNUSED_VALUE!>(true and false)<!>
+    res = <!UNUSED_VALUE!>(true or false)<!>
+    res = <!UNUSED_VALUE!>(true xor false)<!>
+    res = <!UNUSED_VALUE!>(!true)<!>
+    res = <!UNUSED_VALUE!>(true && false)<!>
+    res = <!UNUSED_VALUE!>(true || false)<!>
+}

compiler/tests/org/jetbrains/jet/codegen/StdlibTest.java

@@ -84,6 +84,10 @@ public class StdlibTest extends CodegenTestCase {
 //        blackBoxFile("regressions/kt789.jet");
     }
 
+    public void testKt828 () {
+        blackBoxFile("regressions/kt828.kt");
+    }
+
     public void testCollectionSize () throws Exception {
         loadText("import std.util.*; fun box() = if(java.util.Arrays.asList(0, 1, 2)?.size == 3) \"OK\" else \"fail\"");
 //        System.out.println(generateToText());