#11531: ghci with ffi to inline assembly results in "the 'impossible'" --------------------------------------+--------------------------------- Reporter: isovector | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.8.4 Keywords: ffi, asm, ghci | Operating System: Linux Architecture: x86_64 (amd64) | Type of failure: None/Unknown Test Case: | Blocked By: Blocking: | Related Tickets: Differential Rev(s): | Wiki Page: --------------------------------------+--------------------------------- I'm attempting to run some assembly in Haskell; in order to do that I wrote a FFI to some inline C asm. Attempting to load it in ghci results in: $ g++ -c ffi.cpp -fPIC $ ghci ffi.o Main.hs GHCi, version 7.8.4: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Loading object (static) ffi.o ... ghc: panic! (the 'impossible' happened) (GHC version 7.8.4 for x86_64-unknown-linux): Loading temp shared object failed: /tmp/ghc8684_0/ghc8684_1.so: undefined symbol: _ZNSt8ios_base4InitD1Ev Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug It said to report a bug, so here it is! -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11531 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler