GHC internal error: `m' is not in scope
Tripped this while trying to use ScopedTypeVariables under 6.8.2
Have stripped the code down as far as I could simply see while retaining the bug. isSafeAlt seems to be the starting point.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 6.8.1 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |