cast for value on stack

idea/src/org/jetbrains/jet/codegen/StackValue.java

@@ -108,6 +108,7 @@ public abstract class StackValue {
 
         @Override
         public void put(Type type, InstructionAdapter v) {
+            coerce(type, v);
         }
 
         @Override

idea/tests/org/jetbrains/jet/codegen/NamespaceGenTest.java

@@ -327,6 +327,15 @@ public class NamespaceGenTest extends LightCodeInsightFixtureTestCase {
         assertEquals(1.0, main.invoke(null));
     }
 
+    public void testCastOnStack() throws Exception {
+        loadText("fun foo(): Double = System.currentTimeMillis().dbl");
+        final Method main = generateFunction();
+        double currentTimeMillis = (double) System.currentTimeMillis();
+        double result = (Double) main.invoke(null);
+        double delta = Math.abs(currentTimeMillis - result);
+        assertTrue(delta <= 1.0);
+    }
+
     private void binOpTest(final String text, final Object arg1, final Object arg2, final Object expected) throws Exception {
         loadText(text);
         System.out.println(generateToText());