#7510: Immediate seg-fault on 32-bit windows build
---------------------------------+------------------------------------------
Reporter: simonpj | Owner: simonmar
Type: bug | Status: new
Priority: highest | Milestone: 7.8.1
Component: Compiler | Version: 7.6.1
Keywords: | Os: Unknown/Multiple
Architecture: Unknown/Multiple | Failure: None/Unknown
Difficulty: Unknown | Testcase:
Blockedby: | Blocking:
Related: |
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Comment(by igloo):
I also tried kludging around it by adding `Opt_RegsGraph` to the default
DynFlags, but the build then fails with
{{{
"inplace/bin/ghc-stage1.exe" -o utils/ghc-pkg/dist-install/build/tmp/ghc-
pkg -static -H32m -O -Werror -Wall -H64m -O0 -hide-all-packages
-i -iutils/ghc-pkg/. -iutils/ghc-pkg/dist-install/build -iutils/ghc-pkg
/dist-install/build/autogen -Iutils/ghc-pkg/dist-install/build -Iutils
/ghc-pkg/dist-install/build/autogen -optP-include -optPutils/ghc-
pkg/dist-install/build/autogen/cabal_macros.h -package Cabal-1.17.0
-package base-4.7.0.0 -package bin-package-db-0.0.0.0 -package
binary-0.5.1.1 -package bytestring-0.10.2.0 -package directory-1.2.0.1
-package filepath-1.3.0.2 -package process-1.2.0.0 -XHaskell98 -XCPP
-XForeignFunctionInterface -XNondecreasingIndentation -no-user-package-
db -rtsopts -odir utils/ghc-pkg/dist-install/build -hidir utils
/ghc-pkg/dist-install/build -stubdir utils/ghc-pkg/dist-install/build
-hisuf hi -osuf o -hcsuf hc utils/ghc-pkg/dist-install/build/Main.o
utils/ghc-pkg/dist-install/build/Version.o utils/ghc-pkg/dist-
install/build/CRT_noglob.o
ghc-stage1.exe: panic! (the 'impossible' happened)
(GHC version 7.7.20130101 for i386-unknown-mingw32):
regSpill: out of spill slots!
regs to spill = 1355
slots left = 677
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
}}}
Aside from fixing the bug, should we look into why we're getting so much
spilling?
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7510#comment:11>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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