#5549: ~100% performance regression in HEAD compared to ghc6.12, ~22% compared
to
7.0.4
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Reporter: tomaszw | Owner:
Type: bug | Status: new
Priority: normal | Component: Compiler
Version: 7.3 | Keywords: performance regression
Testcase: | Blockedby:
Os: Linux | Blocking:
Architecture: x86 | Failure: Runtime performance bug
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Comment(by daniel.is.fischer):
Cannot reproduce on x86_64 linux, 6.12.3, 7.0.4, 7.2.1 and 7.3.20111002
all produce code running in 1.23 ± 0.01s here. Seems to be platform
specific. However, 7.0.4 and 7.3 allocate about 30% more than 6.12 and
7.2.
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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5549#comment:1>
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The Glasgow Haskell Compiler
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