[GHC] #10568: Regression from 7.8.4, loading GLUT into GHCI fails on the Mac

GHC ghc-devs at haskell.org
Sun Jun 28 13:08:06 UTC 2015


#10568: Regression from 7.8.4, loading GLUT into GHCI fails on the Mac
-------------------------------+-----------------------------------------
        Reporter:  George      |                   Owner:
            Type:  bug         |                  Status:  infoneeded
        Priority:  normal      |               Milestone:  7.10.2
       Component:  Compiler    |                 Version:  7.10.2-rc1
      Resolution:              |                Keywords:
Operating System:  MacOS X     |            Architecture:  x86_64 (amd64)
 Type of failure:  GHCi crash  |               Test Case:
      Blocked By:              |                Blocking:
 Related Tickets:              |  Differential Revisions:
-------------------------------+-----------------------------------------

Comment (by trommler):

 I think linking `libHSGLUT...dylib` without framework GLUT ist just plain
 wrong. `cbits/HsGLUT.c` refers to symbols in the GLUT framework so we must
 link against framework GLUT.

 The reason it works with older ghci is that shared libraries were loaded
 (`dlopen`ed) with global scope (see #8935) and another package might have
 loaded GLUT before.

 In conclusion I agree with @rwbarton that we need to fix Cabal so it runs
 the final link with the appropriate `-framework` options.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10568#comment:20>
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