class Foo {
    Foo(int a) {}
}

class Bar extends Foo {
    Bar(int a, int b = 2) {
        super(a)
    }
}
-----
public class Foo extends groovy.lang.GroovyObjectSupport implements groovy.lang.GroovyObject {
public Foo(int a) {

}
public java.lang.Object getProperty(java.lang.String property) {
return null;
}

public void setProperty(java.lang.String property, java.lang.Object newValue) {
return ;
}

public java.lang.Object invokeMethod(java.lang.String name, java.lang.Object args) {
return null;
}

public groovy.lang.MetaClass getMetaClass() {
return null;
}

public void setMetaClass(groovy.lang.MetaClass metaClass) {
return ;
}

}
---
public class Bar extends Foo implements groovy.lang.GroovyObject {
public Bar(int a, int b) {
super((int)0);
}
public Bar(int a) {
super((int)0);
}
public java.lang.Object getProperty(java.lang.String property) {
return null;
}

public void setProperty(java.lang.String property, java.lang.Object newValue) {
return ;
}

public java.lang.Object invokeMethod(java.lang.String name, java.lang.Object args) {
return null;
}

public groovy.lang.MetaClass getMetaClass() {
return null;
}

public void setMetaClass(groovy.lang.MetaClass metaClass) {
return ;
}

}
---