isSpace is too slow
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: 0.672The thread contains some discussions of possible solutions.
Trac metadata
| Trac field | Value |
|---|---|
| Version | 6.6.1 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | Unresolved |
| Component | libraries/base |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | Unknown |
| Architecture | Unknown |