correct argument index for object that has outer this and closure arguments

#KT-1737 Fixed

compiler/backend/src/org/jetbrains/jet/codegen/ImplementationBodyCodegen.java

@@ -656,7 +656,8 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
         }
 
         final ClassDescriptor outerDescriptor = typeMapper.getClosureAnnotator().getEclosingClassDescriptor(descriptor);
-        if (typeMapper.hasThis0(descriptor) && outerDescriptor != null) {
+        final boolean hasOuterThis = typeMapper.hasThis0(descriptor) && outerDescriptor != null;
+        if (hasOuterThis) {
             final Type type = typeMapper.mapType(outerDescriptor.getDefaultType(), MapTypeMode.VALUE);
             String interfaceDesc = type.getDescriptor();
             final String fieldName = "this$0";
@@ -667,7 +668,7 @@ public class ImplementationBodyCodegen extends ClassBodyCodegen {
         }
 
         if (closure != null) {
-            int k = outerDescriptor != null && outerDescriptor.getKind() != ClassKind.OBJECT ? 2 : 1;
+            int k = hasOuterThis ? 2 : 1;
             if (closure.captureReceiver != null) {
                 iv.load(0, JetTypeMapper.TYPE_OBJECT);
                 iv.load(1, closure.captureReceiver);

compiler/testData/codegen/regressions/kt1737.kt

@@ -0,0 +1,13 @@
+fun box(): String {
+    return object {
+        fun foo(): String {
+            val f = {}
+            object : Runnable {
+                public override fun run() {
+                    f()
+                }
+            }
+            return "OK"
+        }
+    }.foo()
+}

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

@@ -29,54 +29,58 @@ public class ObjectGenTest extends CodegenTestCase {
         createEnvironmentWithMockJdkAndIdeaAnnotations(CompilerSpecialMode.JDK_HEADERS);
     }
 
-    public void testSimpleObject() throws Exception {
+    public void testSimpleObject() {
         blackBoxFile("objects/simpleObject.jet");
 //        System.out.println(generateToText());
     }
 
-    public void testObjectLiteral() throws Exception {
+    public void testObjectLiteral() {
         blackBoxFile("objects/objectLiteral.jet");
 //        System.out.println(generateToText());
     }
 
-    public void testObjectLiteralInClosure() throws Exception {
+    public void testObjectLiteralInClosure() {
         blackBoxFile("objects/objectLiteralInClosure.jet");
 //        System.out.println(generateToText());
     }
 
-    public void testMethodOnObject() throws Exception {
+    public void testMethodOnObject() {
         blackBoxFile("objects/methodOnObject.jet");
     }
 
-    public void testKt535() throws Exception {
+    public void testKt535() {
         blackBoxFile("regressions/kt535.jet");
     }
 
-    public void testKt560() throws Exception {
+    public void testKt560() {
         blackBoxFile("regressions/kt560.jet");
     }
 
-    public void testKt640() throws Exception {
+    public void testKt640() {
         blackBoxFile("regressions/kt640.jet");
     }
 
-    public void testKt1136() throws Exception {
+    public void testKt1136() {
         blackBoxFile("regressions/kt1136.kt");
     }
 
-    public void testKt1047() throws Exception {
+    public void testKt1047() {
         blackBoxFile("regressions/kt1047.kt");
     }
 
-    public void testKt694() throws Exception {
+    public void testKt694() {
         blackBoxFile("regressions/kt694.kt");
     }
 
-    public void testKt1186() throws Exception {
+    public void testKt1186() {
         blackBoxFile("regressions/kt1186.kt");
     }
 
-    public void testKt1600() throws Exception {
+    public void testKt1600() {
         blackBoxFile("regressions/kt1600.kt");
     }
+
+    public void testKt1737() {
+        blackBoxFile("regressions/kt1737.kt");
+    }
 }