search for: __zn4llvm22createaddreadattrspassev

...derived from TargetMachine like CBackend). CBackend uses addPassesToEmitWholeFile-method for invoking several passes. I tried to use the same method, but it failed on runtime. Running llc with my backend produces (mac os x 10.5 and llvm 2.4): dyld: lazy symbol binding failed: Symbol not found: __ZN4llvm22createAddReadAttrsPassEv Referenced from: /myproject/build/Release/lib/mybackend.dylib Expected in: flat namespace dyld: Symbol not found: __ZN4llvm22createAddReadAttrsPassEv Referenced from: /myproject/build/Release/lib/mybackend.dylib Expected in: flat namespace Is it even possible to invoke such a pass fr...