#5117: OverloadedStrings induces overlapping pattern matches
------------------------------------------------+---------------------------
Reporter: sciolizer | Owner:
Type: bug | Status: closed
Priority: normal | Milestone:
Component: Compiler | Version: 7.0.2
Resolution: fixed | Keywords:
Testcase: deSugar/should_compile/T5117 | Blockedby:
Difficulty: | Os: Linux
Blocking: | Architecture: x86_64
(amd64)
Failure: Incorrect warning at compile-time |
------------------------------------------------+---------------------------
Changes (by simonpj):
* status: new => closed
* testcase: => deSugar/should_compile/T5117
* resolution: => fixed
Comment:
Thanks. An oversight in the tidying of literal patterns in the overlap
checker. Fixed by
{{{
commit e79e580be5d3d7caed73dec9e5a72b244cd1cc39
Author: Simon Peyton Jones <[email protected]>
Date: Wed May 4 12:05:42 2011 +0100
Fix Trac #5117: desugar literal patterns consistencly
compiler/deSugar/Check.lhs | 16 ++++++++--------
compiler/deSugar/Match.lhs | 2 +-
compiler/deSugar/MatchLit.lhs | 14 ++++++++++----
3 files changed, 19 insertions(+), 13 deletions(-)
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5117#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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