#10602: ghc panic: Template variable unbound in rewrite rule when compiling with -O2 -------------------------------------+------------------------------------- Reporter: pacak | Owner: bgamari Type: bug | Status: infoneeded Priority: highest | Milestone: 7.10.2 Component: Compiler | Version: 7.10.2-rc2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Compile-time | Unknown/Multiple crash | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Comment (by pacak): ghc 7.10.1 can compile the same code without any problems. This build of rc2 was compiled by ghc 7.10.1 plus a few patches on top related to event manager issues. Before submitting the bug I've confirmed that somebody from #ghc can reproduce it. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/10602#comment:8 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler