#3066: Crash with bogus FFI declaration
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Reporter: simonpj | Owner: simonpj
Type: bug | Status: new
Priority: high | Milestone:
Component: Compiler | Version: 6.10.1
Severity: normal | Resolution:
Keywords: | Difficulty: Unknown
Testcase: ffi/should_fail/T3066 | Os: Unknown/Multiple
Architecture: Unknown/Multiple |
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Changes (by igloo):
* owner: igloo => simonpj
* type: merge => bug
Comment:
This breaks the build:
{{{
/home/ian/ghc/darcs/ghc/ghc/stage1-inplace/ghc -package-name base-4.0.0.0
-hide-all-packages -no-user-package-conf -i -idist/build -i.
-idist/build/autogen -Idist/build/autogen -Idist/build -Iinclude -optP-
include -optPdist/build/autogen/cabal_macros.h -#include "HsBase.h" -odir
dist/build -hidir dist/build -stubdir dist/build -package ghc-prim-0.1.0.0
-package integer-0.1.0.0 -package rts-1.0 -O -package-name base
-XMagicHash -XExistentialQuantification -XRank2Types -XScopedTypeVariables
-XUnboxedTuples -XForeignFunctionInterface -XUnliftedFFITypes
-XDeriveDataTypeable -XGeneralizedNewtypeDeriving -XFlexibleInstances
-XStandaloneDeriving -XPatternGuards -XEmptyDataDecls -XNoImplicitPrelude
-XCPP -idist/build -Werror -H64m -O0 -fasm -O -fasm -dcore-lint -Wall
-fno-warn-deprecated-flags -c Foreign/Marshal/Alloc.hs -o
dist/build/Foreign/Marshal/Alloc.o -ohi
dist/build/Foreign/Marshal/Alloc.hi
Foreign/Marshal/Alloc.hs:201:0:
Unacceptable type in foreign declaration: forall a. FinalizerPtr a
When checking declaration:
foreign import ccall unsafe "static stdlib.h &free" finalizerFree
:: FinalizerPtr a
make[2]: *** [dist/build/Foreign/Marshal/Alloc.o] Error 1
}}}
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/3066#comment:3>
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