This is the haddock comment of a data declaration for Data1.
 This is the haddock comment of a data value for Val2a
 This is the haddock comment of a data value for Val2b
 This is the haddock comment of a data declaration for Data3.
 This is the haddock comment of a data constructor for Data4.
 This is the second haddock comment of a duplicate record field.

 This is the first haddock comment of a duplicate record field.
 This is the haddock comment of a function declaration for func1.
<has no documentation>
 This is the haddock comment of a function declaration for func3.
 Here's multiple line comment for func3.