Only allow null default value for out parameters

Fixes bug 636096.

diff --git a/vala/valaparameter.vala b/vala/valaparameter.vala
index d73e25c6e4b24f32d2cc1d3a3b43f489bd38c66c..aea16ef38ad5646eb5d78a5222449da434a15951 100644 (file)
--- a/vala/valaparameter.vala
+++ b/vala/valaparameter.vala
@@ -262,6 +262,8 @@ public class Vala.Parameter : Variable {
                            && !variable_type.nullable
                            && direction != ParameterDirection.OUT) {
                                Report.warning (source_reference, "`null' incompatible with parameter type `%s`".printf (variable_type.to_string ()));
+                       } else if (!(initializer is NullLiteral) && direction == ParameterDirection.OUT) {
+                               Report.error (source_reference, "only `null' is allowed as default value for out parameters");
                        }
                }