validator1-linux-x86-head (Linux/x86 HEAD (Mateusz Kowalczyk)), build 18, Failure

[Herbert Valerio Riedel]

Fyi, this also broke on the nightly PPA builds (which made me notice it):

  https://launchpadlibrarian.net/178475113/buildlog_ubuntu-precise-i386.ghc-head_7.9.20140624-1_FAILEDTOBUILD.txt.gz

Cheers,
  hvr

On 2014-06-25 at 05:42:57 +0200, Builder wrote:
> validator1-linux-x86-head (Linux/x86 HEAD (Mateusz Kowalczyk)), build 18
>
> Build failed
> Details: http://haskell.inf.elte.hu/builders/validator1-linux-x86-head/18.html
>
> git clone          | Success
> create mk/build.mk | Success
> get subrepos       | Success
> repo versions      | Success
> booting            | Success
> configuring        | Success
> compiling          | Failure: Just (ExitFailure 2)
>
> Build failed
> Details: http://haskell.inf.elte.hu/builders/validator1-linux-x86-head/18.html

[...]

> "inplace/bin/ghc-stage1" -hisuf hi -osuf  o -hcsuf hc -static  -H32m -O    -package-name ghc-prim-0.3.1.0 -hide-all-packages -i -ilibraries/ghc-prim/. -ilibraries/ghc-prim/dist-install/build -ilibraries/ghc-prim/dist-install/build/autogen -Ilibraries/ghc-prim/dist-install/build -Ilibraries/ghc-prim/dist-install/build/autogen -Ilibraries/ghc-prim/.    -optP-include -optPlibraries/ghc-prim/dist-install/build/autogen/cabal_macros.h -package rts-1.0 -package-name ghc-prim -XHaskell2010 -O2  -no-user-package-db -rtsopts      -odir libraries/ghc-prim/dist-install/build -hidir libraries/ghc-prim/dist-install/build -stubdir libraries/ghc-prim/dist-install/build -split-objs -dynamic-too -c libraries/ghc-prim/dist-install/build/GHC/PrimopWrappers.hs -o libraries/ghc-prim/dist-install/build/GHC/PrimopWrappers.o -dyno libraries/ghc-prim/dist-install/build/GHC/PrimopWrappers.dyn_o
> ghc-stage1: panic! (the 'impossible' happened)
>   (GHC version 7.9.20140624 for i386-unknown-linux):
> 	RegAllocLinear.allocRegsAndSpill: no spill candidates
>
>     allocating vreg:  VirtualRegI n1Q6
>     assignment:       [(c1PV,InMem 2),(n1Q5,InBoth (RealRegSingle 3) 0),(n1Q6,InMem 1),(n1Q7,InMem 3),(n1Q9,InReg (RealRegSingle 2))]
>     freeRegs:         FreeRegs 4282318848
>     initFreeRegs:     FreeRegs 4282318861
>
> Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug
>
> make[1]: *** [libraries/ghc-prim/dist-install/build/GHC/PrimopWrappers.o] Error 1
> libraries/ghc-prim/ghc.mk:4: recipe for target 'libraries/ghc-prim/dist-install/build/GHC/PrimopWrappers.o' failed
> Makefile:64: recipe for target 'all' failed
> make: *** [all] Error 2