It looks like the recent differential builds are all failing like this: compiler/main/DynamicLoading.hs:79:19: warning: [-Wunused-matches] Defined but not used: ‘hsc_env’ | 79 | initializePlugins hsc_env df | ^^^^^^^ ghc: panic! (the 'impossible' happened) (GHC version 8.2.1 for x86_64-unknown-linux): runtimeRepPrimRep typePrimRep (r_apc3 :: TYPE rep_apc2) rep_apc2 Call stack: CallStack (from HasCallStack): prettyCurrentCallStack, called at compiler/utils/Outputable.hs:1133:58 in ghc:Outputable callStackDoc, called at compiler/utils/Outputable.hs:1137:37 in ghc:Outputable pprPanic, called at compiler/simplStg/RepType.hs:360:5 in ghc:RepType Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug make[1]: *** [compiler/stage1/build/PrelRules.o] Error 1 make[1]: *** Waiting for unfinished jobs.... make: *** [all] Error 2 Oddly, I don't see a commit to master failing like this. What's going on? David
I wonder if you are compiling with 8.2.1? It's broken. You need 8.2.2
| -----Original Message-----
| From: ghc-devs
It should be ok with the following revert: https://git.haskell.org/ghc.git/commitdiff/0e37361392a910ccbbb2719168f4e8d82... On 17/04/2018 02:54, David Feuer wrote:
On Monday, April 16, 2018 9:16:37 PM EDT Simon Peyton Jones wrote:
I wonder if you are compiling with 8.2.1? It's broken. You need 8.2.2 I'm talking about Harbormaster and CircleCI. Ben, do you know if someone changed the configuration of the build bots or something?
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participants (3)
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David Feuer -
Simon Peyton Jones -
Sylvain Henry