genbindings: allow void* as unsafe.Pointer

cmd/genbindings/emitgo.go

@@ -35,6 +35,10 @@ func (p CppParameter) RenderTypeGo() string {
 		return "map[" + t.RenderTypeGo() + "]struct{}"
 	}
 
+	if p.ParameterType == "void" && p.Pointer {
+		return "unsafe.Pointer"
+	}
+
 	ret := ""
 	if p.ByRef || p.Pointer {
 		ret += "*"

cmd/genbindings/exceptions.go

@@ -236,10 +236,6 @@ func CheckComplexity(p CppParameter, isReturnType bool) error {
 		return ErrTooComplex
 	}
 
-	if p.ParameterType == "void" && p.Pointer {
-		return ErrTooComplex // e.g. qobjectdefs.h QMetaObject->InvokeOnGadget(). TODO represent as uintptr
-	}
-
 	// Should be OK
 	return nil
 }