#7780: GHC HEAD dll fails to build on Windows ----------------------------------------+---------------------------------- Reporter: rassilon | Owner: igloo Type: bug | Status: closed Priority: normal | Milestone: Component: Build System | Version: Resolution: fixed | Keywords: Operating System: Windows | Architecture: Type of failure: Building GHC failed | Unknown/Multiple Test Case: | Difficulty: Unknown Blocking: | Blocked By: | Related Tickets: ----------------------------------------+---------------------------------- Comment (by Sergei Trofimovich <slyfox@…>): In [changeset:"2a8ea4745d6ff79d6ce17961a64d9013243fc3c6/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="2a8ea4745d6ff79d6ce17961a64d9013243fc3c6" ghc.mk: fix list for dll-split on GHCi-less builds To reproduce build failure it's enough to try to build GHC on amd64 with the following setup: $ cat mk/build.mk # for #9552 GhcWithInterpreter = NO It gives: Reachable modules from DynFlags out of date Please fix compiler/ghc.mk, or building DLLs on Windows may break (#7780) Redundant modules: Bitmap BlockId ... <list of 42 modules> <make error> dll-split among other things makes sure all mentioned modules are used by DynFlags. '#ifdef GHCI' keeps is from happening. Patch moves those 42 modules under 'GhcWithInterpreter' guard. Fixes Issue #9552 Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org> }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7780#comment:8> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler