Jumbled error message from type family operator
The attached file produces this error message:
Testcase.hs:82:0:
Couldn't match expected type `True'
against inferred type `Main.R::<=:GHC6'10GHC6'8 Minor1 minor'
When generalising the type(s) for `testcase'That should say
[...] against inferred type `GHC6'10 Minor1 :<=: GHC6'8 minor'Apologies for the complexity of the testcase; simpler testcases seem to not reproduce the problem.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 6.12.1 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler (Type checker) |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |