2 tcfail073.hs:3: Duplicate or overlapping instance declarations
3 for `Eq (a, b)' at tcfail073.hs:8 and <NoSrcLoc>
5 tcfail073.hs:3: Duplicate or overlapping instance declarations
6 for `Eq (a, b)' at tcfail073.hs:8 and <NoSrcLoc>
8 tcfail073.hs:3: Duplicate or overlapping instance declarations
9 for `Eq (a, b)' at tcfail073.hs:8 and <NoSrcLoc>
11 tcfail073.hs:8: Context `{Eq taTH}'
12 required by inferred type, but missing on a type signature
13 `Eq taTH' arising from use of `==' at tcfail073.hs:8
14 When checking methods of an instance declaration
16 Compilation had errors