#15094: unknown symbol `___divmoddi4' error with clock on 32-bit windows --------------------------------+--------------------------------- Reporter: simonmic | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.6.1 Component: Compiler | Version: 8.4.2 Keywords: | Operating System: Windows Architecture: x86 | Type of failure: None/Unknown Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: --------------------------------+--------------------------------- I got this error when building with 32-bit ghc 8.4.2 on appveyor: {{{ -- While building custom Setup.hs for package hledger-lib-1.9.99 using: C:\sr\setup-exe-cache\i386-windows\Cabal- simple_Z6RU0evB_2.2.0.1_ghc-8.4.2.exe --builddir=.stack-work\dist\ba067387 build lib:hledger-lib --ghc-options " -ddump-hi -ddump-to-file" Process exited with code: ExitFailure 1 Logs have been written to: C:\pr\.stack-work\logs\hledger- lib-1.9.99.log Configuring hledger-lib-1.9.99... Preprocessing library for hledger-lib-1.9.99.. Building library for hledger-lib-1.9.99.. [ 1 of 48] Compiling Hledger.Utils.Color ( Hledger\Utils\Color.hs, .stack-work\dist\ba067387\build\Hledger\Utils\Color.o ) [ 2 of 48] Compiling Hledger.Utils.Test ( Hledger\Utils\Test.hs, .stack-work\dist\ba067387\build\Hledger\Utils\Test.o ) [ 3 of 48] Compiling Hledger.Utils.UTF8IOCompat ( Hledger\Utils\UTF8IOCompat.hs, .stack- work\dist\ba067387\build\Hledger\Utils\UTF8IOCompat.o ) [ 4 of 48] Compiling Hledger.Utils.Regex ( Hledger\Utils\Regex.hs, .stack-work\dist\ba067387\build\Hledger\Utils\Regex.o ) [ 5 of 48] Compiling Hledger.Utils.Tree ( Hledger\Utils\Tree.hs, .stack-work\dist\ba067387\build\Hledger\Utils\Tree.o ) [ 6 of 48] Compiling Hledger.Data.Types ( Hledger\Data\Types.hs, .stack-work\dist\ba067387\build\Hledger\Data\Types.o ) ghc.EXE: unable to load package `clock-0.7.2' ghc.EXE: | C:\sr\snapshots\673e3da0\lib\i386-windows- ghc-8.4.2\clock-0.7.2-Cf9UTsaN2AjEpBnoMpmgkU\HSclock-0.7.2-Cf9UTsaN2AjEpBnoMpmgkU.o: unknown symbol `___divmoddi4' Command exited with code 1 APPVEYOR_SAVE_CACHE_ON_ERROR is set to 'true' - cache will be updated }}} https://ci.appveyor.com/project/simonmichael/hledger/build/master-404 We think this is related: https://github.com/zfsonlinux/zfs/issues/6417 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15094 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler