[GHC] #13917: The line on which to locate the error indication is bad.

3 Jul 2017


      #13917: The line on which to locate the error indication is bad.
-------------------------------------+-------------------------------------
           Reporter:  vanto          |             Owner:  (none)
               Type:  bug            |            Status:  new
           Priority:  normal         |         Milestone:
          Component:  Compiler       |           Version:  8.0.1
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  Incorrect
  Unknown/Multiple                   |  error/warning at compile-time
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
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 {{{
 module Qwer where

 a = {-# LANGUAGE KindSignatures #-}

 main :: IO ()
 main = print (if True then () else ())
 }}}
 Reply from GHC\\

 {{{
 Prelude> :l qwer.hs
 [1 of 1] Compiling Qwer             ( qwer.hs, interpreted )

 qwer.hs:5:1: error:
     parse error (possibly incorrect indentation or mismatched brackets)
   |
 5 | main :: IO ()
   | ^
 Failed, modules loaded: none.
 }}}
 The error is located on line 3.\\
 GHCi, version 8.2.0.20170507

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Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13917
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