[GHC] #1473: isSpace is too slow

[GHC]

#1473: isSpace is too slow
-----------------------------+----------------------------------------------
  Reporter:  igloo           |          Owner:         
      Type:  bug             |         Status:  new    
  Priority:  normal          |      Milestone:  _|_    
 Component:  libraries/base  |        Version:  6.6.1  
  Severity:  normal          |       Keywords:         
Difficulty:  Unknown         |             Os:  Unknown
  Testcase:                  |   Architecture:  Unknown
-----------------------------+----------------------------------------------
In the thread starting http://www.haskell.org/pipermail/glasgow-haskell-
 users/2007-May/012608.html
 Neil Mitchell compares the speed is isSpace to C's functions:
 {{{
 C's isspace: 0.375
 C's iswspace: 0.400
 Char.isSpace: 0.672
 }}}
 The thread contains some discussions of possible solutions.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1473>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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