[GHC] #11601: Strict Haskell is not as strict as it probably should be
GHC
ghc-devs at haskell.org
Thu Feb 18 12:52:27 UTC 2016
#11601: Strict Haskell is not as strict as it probably should be
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Reporter: simonpj | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 7.10.3
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture:
| Unknown/Multiple
Type of failure: None/Unknown | Test Case:
Blocked By: | Blocking:
Related Tickets: | Differential Rev(s):
Wiki Page: |
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Comment (by Simon Peyton Jones <simonpj@…>):
In [changeset:"01449eb552daa082e46ceaaf8481708ee73dc2ad/ghc" 01449eb/ghc]:
{{{
#!CommitTicketReference repository="ghc"
revision="01449eb552daa082e46ceaaf8481708ee73dc2ad"
Fix desugaring of bang-pattern let-bindings
When implementing Strict Haskell, the patch 46a03fbe didn't faithfully
implement the semantics given in the manual. In particular there was
an ad-hoc case in mkSelectorBinds for "strict and no binders" that
didn't work.
This patch fixes it, curing Trac #11572.
Howver it forced me to think about banged let-bindings, and I rather
think we do not have quite the right semantics yet, so I've opened
Trac #11601.
}}}
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11601#comment:1>
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