[GHC] #13032: Redundant forcing of Given dictionaries
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Mon Jan 15 08:51:09 UTC 2018
#13032: Redundant forcing of Given dictionaries
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Reporter: simonpj | Owner: (none)
Type: bug | Status: closed
Priority: normal | Milestone:
Component: Compiler | Version: 8.0.1
Resolution: fixed | Keywords:
Operating System: Unknown/Multiple | Architecture:
| Unknown/Multiple
Type of failure: None/Unknown | Test Case:
| typecheck/should_compile/T13032
Blocked By: | Blocking:
Related Tickets: | Differential Rev(s):
Wiki Page: |
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Comment (by simonpj):
> I fixed the test case by suppressing the extra -ddump-ds output when
-dno-debug-output is enabled.
OK. Actually it's very unsavoury that the DEBUG build changes the
behaviour of `-ddump-ds`. I think it'd be better to add a flag `-ddump-
ds-preopt` or something like that.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13032#comment:11>
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