Don't use direct access to property field in inlined method

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

@@ -27,6 +27,7 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jet.codegen.binding.CalculatedClosure;
 import org.jetbrains.jet.codegen.context.CodegenContext;
+import org.jetbrains.jet.codegen.context.MethodContext;
 import org.jetbrains.jet.codegen.context.PackageContext;
 import org.jetbrains.jet.codegen.state.JetTypeMapper;
 import org.jetbrains.jet.lang.descriptors.*;
@@ -200,7 +201,16 @@ public class CodegenUtil {
         return false;
     }
 
-    public static boolean couldUseDirectAccessToProperty(@NotNull PropertyDescriptor propertyDescriptor, boolean forGetter, boolean isInsideClass, boolean isDelegated) {
+    public static boolean couldUseDirectAccessToProperty(
+            @NotNull PropertyDescriptor propertyDescriptor,
+            boolean forGetter,
+            boolean isInsideClass,
+            boolean isDelegated,
+            MethodContext context
+    ) {
+        if (context.isInlineFunction()) {
+            return false;
+        }
         PropertyAccessorDescriptor accessorDescriptor = forGetter ? propertyDescriptor.getGetter() : propertyDescriptor.getSetter();
         boolean isExtensionProperty = propertyDescriptor.getReceiverParameter() != null;
         boolean specialTypeProperty = isDelegated ||

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

@@ -1822,7 +1822,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
         }
 
         if (!skipPropertyAccessors) {
-            if (couldUseDirectAccessToProperty(propertyDescriptor, true, isInsideClass, isDelegatedProperty)) {
+            if (couldUseDirectAccessToProperty(propertyDescriptor, true, isInsideClass, isDelegatedProperty, context)) {
                 callableGetter = null;
             }
             else {
@@ -1846,7 +1846,7 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> implem
             if (propertyDescriptor.isVar()) {
                 PropertySetterDescriptor setter = propertyDescriptor.getSetter();
                 if (setter != null) {
-                    if (couldUseDirectAccessToProperty(propertyDescriptor, false, isInsideClass, isDelegatedProperty)) {
+                    if (couldUseDirectAccessToProperty(propertyDescriptor, false, isInsideClass, isDelegatedProperty, context)) {
                         callableSetter = null;
                     }
                     else {