#7176: Failure to let kind variable remain uninstantiated when not needed ---------------------------------------+------------------------------------ Reporter: goldfire | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.1-rc1 Keywords: PolyKinds TypeFamilies | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------------+------------------------------------ Changes (by simonpj):
* difficulty: => Unknown Comment: Aha. I have fixed this on the 7.6 branch thus: {{{ commit 5133bb97a47340a9008615e412fcf62f7762bea8 Author: Simon Peyton Jones <simo...@microsoft.com> Date: Wed Aug 22 18:01:57 2012 +0100 Allocate a fresh META unique in newMetaKindVar Fixes Trac #7176 on the branch. HEAD has a better fix (the big patch to untouchable handling) compiler/typecheck/TcMType.lhs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) }}} Separate fix for HEAD coming -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7176#comment:1> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler _______________________________________________ Glasgow-haskell-bugs mailing list Glasgow-haskell-bugs@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs