Re: [GHC] #8790: rts: unrust 'libbfd' debug symbols parser

#8790: rts: unrust 'libbfd' debug symbols parser -------------------------------------+------------------------------------- Reporter: slyfox | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Resolution: | Keywords: Operating System: | Architecture: Unknown/Multiple Unknown/Multiple | Difficulty: Moderate (less Type of failure: | than a day) None/Unknown | Blocked By: Test Case: | Related Tickets: Blocking: | Differential Revisions: D193 | -------------------------------------+------------------------------------- Comment (by Sergei Trofimovich ): In [changeset:"cb0a503a44bf016de3d9042906c6ac0c0821ffea/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="cb0a503a44bf016de3d9042906c6ac0c0821ffea" rts: unrust 'libbfd' debug symbols parser Summary: Patch does the following: - fixes detection of working libbfd on modern linux platforms (where bfd_uncompress_section_contents is a macro) - disables 'bfd' by default and adds '--enable-bfd-debug' configure option. As bfd's ABI is unstable the feature is primarily useful by ghc hackers. Not done (subject for another patch): - one-time bfd object memory leak in DEBUG_LoadSymbols - in '-dynamic' mode debugging symbols are loaded only for current executable, not all libraries it is linked against. Fixes Issue #8790 Signed-off-by: Sergei Trofimovich Test Plan: built unregisterised ghc on amd64 and ran './hello +RTS -Di' there Reviewers: simonmar, austin Reviewed By: simonmar, austin Subscribers: thomie, simonmar, ezyang, carter Differential Revision: https://phabricator.haskell.org/D193 GHC Trac Issues: #8790 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8790#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler