Error message should suggest UnboxedTuples language extension
If I compile this code:
module Foo where
import GHC.Integer
foo x y =
case x `quotRemInteger` y of
(# y, z #) -> 42
I get:
foo.hs:7:5: Parse error in pattern
It would be better if the error message suggested using -XUnboxedTuples
.
Trac metadata
Trac field | Value |
---|---|
Version | 6.9 |
Type | FeatureRequest |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | Compiler (Parser) |
Test case | |
Differential revisions | |
BlockedBy | |
Related | |
Blocking | |
CC | |
Operating system | |
Architecture |