#13908: sameMutableArray equivalent for Array -------------------------------------+------------------------------------- Reporter: winter | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 8.0.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by winter): I just come up a third solution to this problem: {{{ sameArray :: Array a -> Array a -> Bool sameArray arr1 arr2 = runST (do return (sameMutableArray (unsafeCoerce arr1) (unsafeCoerce marr2)) }}} Does this code safe? do i have to use unboxed version, e.g. unsafeCoerce# with array#? -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/13908#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler