diff --git a/examples/Kaleidoscope/toy.cpp b/examples/Kaleidoscope/toy.cpp
index 87950d7e91b..bec430c41f5 100644
--- a/examples/Kaleidoscope/toy.cpp
+++ b/examples/Kaleidoscope/toy.cpp
@@ -1033,7 +1033,7 @@ static void HandleTopLevelExpression() {
       
       // Cast it to the right type (takes no arguments, returns a double) so we
       // can call it as a native function.
-      double (*FP)() = (double (*)())FPtr;
+      double (*FP)() = (double (*)())(intptr_t)FPtr;
       fprintf(stderr, "Evaluated to %f\n", FP());
     }
   } else {