#3953: Misleading error message when quasiquoter not in scope
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Reporter: guest | Owner:
Type: bug | Status: closed
Priority
#3953: Misleading error message when quasiquoter not in scope
-+--
Reporter: guest |Owner:
Type: bug | Status: merge
Priority
#3953: Misleading error message when quasiquoter not in scope
-+--
Reporter: guest |Owner:
Type: bug | Status: new
Priority: normal
#3953: Misleading error message when quasiquoter not in scopenn
-+--
Reporter: guest | Owner:
Type: bug | Status: new
Priority: normal
#1259: Accessing undefined value in DiffArray returns misleading error message
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Reporter: guest |Owner:
Type: bug | Status: closed
#1259: Accessing undefined value in DiffArray returns misleading error message
-+--
Reporter: guest |Owner:
Type: bug | Status: new
#2294: Misleading error message suggestion
--+-
Reporter: NeilMitchell | Owner:
Type: bug | Status: closed
Priority: normal| Milestone:
Component
#2294: Misleading error message suggestion
-+--
Reporter: NeilMitchell | Owner:
Type: bug | Status: new
Priority: normal| Component: Compiler
Version
#2126: Misleading error message for newtype with no constructors
-+--
Reporter: tim | Owner: igloo
Type: merge| Status: closed
Priority: normal
#2126: Misleading error message for newtype with no constructors
-+--
Reporter: tim | Owner: igloo
Type: merge| Status: new
Priority: normal
#2126: Misleading error message for newtype with no constructors
+---
Reporter: tim | Owner:
Type: bug | Status: new
Priority: normal
#1259: Accessing undefined value in DiffArray returns misleading error message
---+
Reporter: guest | Owner:
Type: bug | Status: new
Priority: low
'
| -Original Message-
| From: Ralf Hinze [mailto:[EMAIL PROTECTED]]
| Sent: 24 February 2000 13:21
| To: [EMAIL PROTECTED]
| Subject: Misleading error message
|
|
| The following error message might be a bit misleading ;-)
|
| None of the type variable(s) in the constraint `C
The following error message might be a bit misleading ;-)
None of the type variable(s) in the constraint `C a'
appears in the type `a - b'
In the type signature for `op'
Here is the source
class C a where
op :: (C a) = a - b
which is not legal Haskell 98 (cf page 45: "the
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