[marshal] Assert if adding handles to an out or inout parameter of an icall.

Eventually should support this (System.RuntimeType.GetInterfaceMapData
could use it, for one) but for now just assert.

diff --git a/mono/metadata/marshal.c b/mono/metadata/marshal.c
index af999512b4315d3732e7c9497f59f23f1f19d613..d5a60ae47427eae1f809e0c2d2113fc48ab03cb7 100644 (file)
--- a/mono/metadata/marshal.c
+++ b/mono/metadata/marshal.c
@@ -7783,8 +7783,11 @@ mono_marshal_get_native_wrapper (MonoMethod *method, gboolean check_exceptions,
 
                        ret->param_count = csig->param_count + 1;
                        ret->ret = csig->ret;
-                       for (int i = 0; i < csig->param_count; ++i)
+                       for (int i = 0; i < csig->param_count; ++i) {
+                               // FIXME: TODO implement handle wrapping for out and inout params.
+                               g_assert (!mono_signature_param_is_out (csig, i));
                                ret->params [i] = csig->params [i];
+                       }
                        ret->params [csig->param_count] = &mono_get_intptr_class ()->byval_arg;
                        call_sig = ret;
                }