Mystery solved. The OpenCLRaw bindings were set to use ccall but OpenCL uses stdcall. I've updated my branch of the bindings. Details on stackoverflow: http://stackoverflow.com/questions/7391634/cant-link-opencl-on-windows-with-ghc
Jason On Mon, Sep 12, 2011 at 10:29 AM, Jason Dagit <dag...@gmail.com> wrote: > Hello, > > I'm trying to get the OpenCLRaw bindings to a point where I can use > them on windows. I've forked the the OpenCLRaw repo on github so I > can make modifications as needed. My branch is here: > https://github.com/dagit/OpenCLRaw > > I've been mostly working out of my "FunPtr" branch. > > The issue I'm having is this: I installed AMD's OpenCL SDK, converted > their Visual Studio specific .lib file to a file that gcc can handle > (.a file), but ghc can't seem to link with it. I get undefined > symbols for everything I use in the OpenCL API. > > I was able to build a "trivial" C program and link it using the .a > file that I generated and gcc from mingw (not from the Haskell > install). I'm using the latest windows release of the Haskell > platform. > > These are the steps I used for generating the .a file: > http://forums.amd.com/forum/messageview.cfm?catid=390&threadid=138890 > > I used the commands in the example script (e.g., gendef and dlltool). > I've tried to use 32bit everything as much as possible, as I know that > GHC will want everything to be 32bit, so I don't think it's a 32bit > vs. 64bit issue. > > Does anyone know if there is something different about invoking gcc > under ghc instead of the gcc that I get from mingw? > > I've also played with the ghc command line (I used cabal-dev > --verbose=3 to inspect the command line) and I'm still unable to > massage it into a working state. > > Any help would be appreciated! > > Thanks, > Jason > _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
