hi version is read too late
The version in an interface file is currently being checked too late, which means that GHC gets confused by out of date .hi files instead of emitting a proper error message. (bug isn't in 6.6, only HEAD).
Trac metadata
| Trac field | Value |
|---|---|
| Version | 6.7 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | Unknown |
| Architecture | Unknown |