#5001: makeCorePair: arity missing -------------------------------------+------------------------------------- Reporter: maeder | Owner: Type: bug | Status: new Priority: high | Milestone: 7.4.1 Component: Compiler | Version: 7.2.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: Incorrect | Test Case: warning at compile-time | deSugar/should_compile/T5001 Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Comment (by thomie): Here is a test to reproduce the problem from comment:21. {{{#!haskell {-# LANGUAGE DefaultSignatures #-} module T5001b where class GEnum a where genum :: [a] default genum :: [a] genum = undefined instance GEnum Int where {-# INLINE genum #-} }}} {{{ $ ghc-7.10.2 T5001b.hs [1 of 1] Compiling T5001b ( T5001b.hs, T5001b.o ) makeCorePair: arity missing $cgenum_am5 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/5001#comment:23 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler