Multiple declarations of type constructor allowed in same scope

[jameshfisher]

Given

data Tree = Foo
data Tree = Bar

I get the JS

var Foo = function(){};
var Bar = function(){};

In Haskell, this gives the complaint:

ERROR line 2 - Multiple declarations of type constructor "Tree"

See http://codepad.org/Pk15r2Bz

[puffnfresh]

Fixed in 97fba23