diff -r b07c7c256771 -r 4fca8ddf46de vm/src/test/java/org/apidesign/vm4brwsr/StaticMethodTest.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/StaticMethodTest.java	Fri Sep 28 14:45:00 2012 +0200
+++ b/vm/src/test/java/org/apidesign/vm4brwsr/StaticMethodTest.java	Fri Sep 28 14:58:21 2012 +0200
@@ -48,6 +48,14 @@
         );
     }
 
+    @Test public void minusOne() throws Exception {
+        assertExec(
+            "Should be minus one", 
+            "org_apidesign_vm4brwsr_StaticMethod_minusOneI", 
+            Double.valueOf(-1)
+        );
+    }
+
     @Test public void doubleWithoutLong() throws Exception {
         assertExec(
             "Should be two",