[GHC] #9495: Do What I Mean RULES for foldr2 look shady
GHC
ghc-devs at haskell.org
Wed Oct 1 16:21:18 UTC 2014
#9495: Do What I Mean RULES for foldr2 look shady
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Reporter: dfeuer | Owner:
Type: bug | Status: patch
Priority: high | Milestone: 7.8.4
Component: | Version: 7.8.3
libraries/base | Keywords:
Resolution: | Architecture: Unknown/Multiple
Operating System: | Difficulty: Unknown
Unknown/Multiple | Blocked By:
Type of failure: Runtime | Related Tickets:
crash |
Test Case: |
Blocking: |
Differential Revisions: |
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Comment (by Joachim Breitner <mail@…>):
In [changeset:"488e95b433d4f7568aa89622c729e64aa3b6520d/ghc"]:
{{{
#!CommitTicketReference repository="ghc"
revision="488e95b433d4f7568aa89622c729e64aa3b6520d"
Make foldr2 a bit more strict
in order to make its RULES semantics preserving. This fixes #9495.
}}}
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9495#comment:9>
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