#9481: Linker does not correctly resolve symbols in previously loaded objects -------------------------------------+------------------------------------- Reporter: edsko | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.8.2 Resolution: | Keywords: Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Unknown Type of failure: | Blocked By: None/Unknown | Related Tickets: Test Case: | Blocking: | Differential Revisions: | -------------------------------------+------------------------------------- Comment (by edsko): Yup, I'm on OSX. For me this gives: {{{ # make ghc -c -O a.c ghc -c -O b.c ghc -package ghc Linkerbug [1 of 1] Compiling Main ( Linkerbug.hs, Linkerbug.o ) Linking Linkerbug ... # ./Linkerbug Loading object "b.o" Linkerbug: lookupSymbol failed in relocateSection (relocate external) b.o: unknown symbol `_defined_in_A' symbol resolution failed Loading object "a.o" symbol resolution ok Loading Haskell module "Main.hs" ok Running "Main.main" In B In A Segmentation fault: 11 }}} (with GHC 7.4.2, 7.6.3, 7.8.2, 7.8.3; OSX 64 bit). -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9481#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler