[GHC] #8083: setNumCapabilities broken in HEAD
GHC
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Mon Jul 22 23:25:04 CEST 2013
#8083: setNumCapabilities broken in HEAD
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Reporter: parcs | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Runtime System | Version: 7.7
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture:
Type of failure: Incorrect result at runtime | Unknown/Multiple
Test Case: | Difficulty:
Blocking: | Unknown
| Blocked By:
| Related Tickets:
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Comment (by parcs):
Even simpler test case:
{{{
#!haskell
import GHC.Conc
import Control.Monad
main :: IO ()
main = do
n <- getNumCapabilities
when (n == 1) $ setNumCapabilities 2
}}}
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8083#comment:1>
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