diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java b/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
index e9483184889..1d268c7b10e 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/ExpressionCodegen.java
@@ -1867,20 +1867,22 @@ public class ExpressionCodegen extends JetVisitor<StackValue, StackValue> {
                 throw new CompilationException("primitive array constructor requires one argument");
             }
         }
-        gen(args.get(0).getArgumentExpression(), Type.INT_TYPE);
 
         if(isArray) {
             JetType elementType = typeMapper.getGenericsElementType(arrayType);
             if(elementType != null) {
                 generateTypeInfo(elementType);
-                v.invokestatic("jet/typeinfo/TypeInfo", "newArray", "(ILjet/typeinfo/TypeInfo;)[Ljava/lang/Object;");
+                gen(args.get(0).getArgumentExpression(), Type.INT_TYPE);
+                v.invokevirtual("jet/typeinfo/TypeInfo", "newArray", "(I)[Ljava/lang/Object;");
             }
             else {
+                gen(args.get(0).getArgumentExpression(), Type.INT_TYPE);
                 v.newarray(JetTypeMapper.boxType(typeMapper.mapType(arrayType.getArguments().get(0).getType())));
             }
         }
         else {
             Type type = typeMapper.mapType(arrayType, OwnerKind.IMPLEMENTATION);
+            gen(args.get(0).getArgumentExpression(), Type.INT_TYPE);
             v.newarray(type.getElementType());
         }
 
diff --git a/stdlib/src/jet/typeinfo/TypeInfo.java b/stdlib/src/jet/typeinfo/TypeInfo.java
index 57d13423562..309e35350e4 100644
--- a/stdlib/src/jet/typeinfo/TypeInfo.java
+++ b/stdlib/src/jet/typeinfo/TypeInfo.java
@@ -49,9 +49,7 @@ public abstract class TypeInfo<T> implements JetObject {
     public static final TypeInfo<String> NULLABLE_STRING_TYPE_INFO = getTypeInfo(String.class, true);
     public static final TypeInfo<Tuple0> NULLABLE_TUPLE0_TYPE_INFO = getTypeInfo(Tuple0.class, true);
     
-    public static Object [] newArray(int length, TypeInfo typeInfo) {
-        return (Object[]) Array.newInstance(((TypeInfoImpl)typeInfo).signature.klazz, length);
-    }
+    public abstract Object [] newArray(int length);
 
     public static <T> TypeInfoProjection invariantProjection(final TypeInfo<T> typeInfo) {
         return (TypeInfoProjection) typeInfo;
@@ -126,6 +124,11 @@ public abstract class TypeInfo<T> implements JetObject {
             this.varIndex = varIndex;
         }
 
+        @Override
+        public Object[] newArray(int length) {
+            throw new UnsupportedOperationException();
+        }
+
         @Override
         public Object getClassObject() {
             throw new UnsupportedOperationException("Abstract TypeInfo");
@@ -209,6 +212,11 @@ public abstract class TypeInfo<T> implements JetObject {
             return projections[index];
         }
 
+        @Override
+        public Object[] newArray(int length) {
+            return (Object[]) Array.newInstance(signature.klazz, length);
+        }
+
         public final Object getClassObject() {
             try {
                 final Class implClass = signature.klazz.getClassLoader().loadClass(signature.klazz.getCanonicalName());