[GHC] #14674: Deferring more levity polymorphism checks in indefinite backpack modules
GHC
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Tue Jan 30 15:18:19 UTC 2018
#14674: Deferring more levity polymorphism checks in indefinite backpack modules
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Reporter: andrewthad | Owner: (none)
Type: feature request | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 8.4.1-alpha1
Resolution: | Keywords: backpack
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 andrewthad):
Another more simple solution to this problem would be to add a flag that
could only be used with indefinite modules named `-fdefer-levity-check`.
This would entirely disable the binder rule for indefinite modules where
it was turned on.
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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14674#comment:1>
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