#5623: GHC 7.2.1 Performance Regression: Vector
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Reporter: dterei | Owner: simonpj
Type: bug | Status: closed
Priority: high | Milestone: 7.4.2
Component: Compiler | Version: 7.3
Resolution: fixed | Keywords:
Os: Unknown/Multiple | Architecture: Unknown/Multiple
Failure: Runtime performance bug | Difficulty: Unknown
Testcase: simplCore/should_compile/T5623 | Blockedby:
Blocking: | Related:
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Changes (by simonpj):
* status: new => closed
* difficulty: => Unknown
* resolution: => fixed
* testcase: => simplCore/should_compile/T5623
Comment:
I've added a test for Roman's `plusPtr` example. I'm not sure how to
robustly test for the original performance regression, but Roman's example
is one way to see if we start duplicating the primop again.
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5623#comment:14>
GHC <http://www.haskell.org/ghc/>
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