[GHC] #8763: forM_ [1..N] does not get fused (10 times slower than go function)
GHC
ghc-devs at haskell.org
Thu Mar 29 19:40:46 UTC 2018
#8763: forM_ [1..N] does not get fused (10 times slower than go function)
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Reporter: nh2 | Owner: (none)
Type: bug | Status: new
Priority: normal | Milestone: 8.6.1
Component: Compiler | Version: 7.6.3
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture:
Type of failure: Runtime | Unknown/Multiple
performance bug | Test Case:
Blocked By: | Blocking:
Related Tickets: #7206 | Differential Rev(s):
Wiki Page: |
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Comment (by sgraf):
Yuck! I was under the impression I used GHC 8.4.1 via a `nix-shell` when
in reality I was using another locally installed 8.2.2. So, back to
minimization, I guess.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8763#comment:48>
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