Update GenVISC.cpp error message when visc-rt cannot be found.

hpvm/lib/Transforms/GenVISC/GenVISC.cpp

@@ -274,7 +274,7 @@ bool GenVISC::runOnModule(Module &M) {
       parseIRFile(runtimeAPI.str(), Err, M.getContext());
 
   if (runtimeModule == NULL)
-    DEBUG(errs() << Err.getMessage());
+    DEBUG(errs() << Err.getMessage() << " " << rutimeAPI << "\n");
   else
     DEBUG(errs() << "Successfully loaded visc-rt API module\n");