Deprecate -XExplicitForAll
The problem is that it uses the same syntax as -XScopedTypeVariables to mean something a bit different, and incompatible. -XExplicitForAll is of rather limited utility, whereas -XScopedTypeVariables is a wonderful thing. Confusion is bad.
f :: forall a . a -> [a]
f a = let g :: a -> a
g x = x
in g [a]Trac metadata
| Trac field | Value |
|---|---|
| Version | 7.8.3 |
| Type | FeatureRequest |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |