[GHC] #14838: missing "incomplete-patterns" warning for TH-generated functions
GHC
ghc-devs at haskell.org
Thu Feb 22 17:47:40 UTC 2018
#14838: missing "incomplete-patterns" warning for TH-generated functions
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Reporter: gelisam | Owner: (none)
Type: bug | Status: new
Priority: normal | Milestone:
Component: Template Haskell | Version: 8.2.2
Resolution: | Keywords:
| PatternMatchWarnings
Operating System: Unknown/Multiple | Architecture:
Type of failure: Incorrect | Unknown/Multiple
error/warning at compile-time | Test Case:
Blocked By: | Blocking:
Related Tickets: | Differential Rev(s):
Wiki Page: |
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Comment (by RyanGlScott):
I agree with Simon's reasoning. Moreover, it indeed appears that this was
intended to be the case already, judging from
[http://git.haskell.org/ghc.git/blob/34834234fff4a9dd0408d3b29e001cd132665327:/compiler/hsSyn/Convert.hs#l416
this comment]:
{{{#!hs
--We use FromSource as the origin of the bind
-- because the TH declaration is user-written
}}}
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14838#comment:6>
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