so is the problem in the code generator or the slowpopcount?
On Thu, Sep 5, 2013 at 2:00 PM, Muhaimin Ahsan <[email protected]> wrote: > Here's the dumped asm: > http://ghc.haskell.org/trac/ghc/attachment/ticket/7684/cgrun071.S > > Muhaimin Ahsan > > On Sep 5, 2013, at 12:06 PM, "GHC" <[email protected]> wrote: > > > #7684: cgrun071 segfaults > > ----------------------------------+---------------------------------- > > Reporter: tibbe | Owner: leroux > > Type: bug | Status: new > > Priority: normal | Milestone: 7.8.1 > > Component: Compiler | Version: 7.7 > > Resolution: | Keywords: > > Operating System: MacOS X | Architecture: x86_64 (amd64) > > Type of failure: Runtime crash | Difficulty: Unknown > > Test Case: cgrun071 | Blocked By: > > Blocking: | Related Tickets: > > ----------------------------------+---------------------------------- > > > > Comment (by tibbe): > > > > I'm confused. The test isn't compiled with -msse42 and thus the popcnt > > instruction should never be omitted (check the output assembly to make > > sure) so it seems more likely that the failure has to do with narrowing. > > > > -- > > Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7684#comment:20> > > GHC <http://www.haskell.org/ghc/> > > The Glasgow Haskell Compiler > > > _______________________________________________ > ghc-devs mailing list > [email protected] > http://www.haskell.org/mailman/listinfo/ghc-devs > >
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