From 70e694d044dd835982a7f9017b61cc39aa74d286 Mon Sep 17 00:00:00 2001
From: Rico Tzschichholz <ricotz@ubuntu.com>
Date: Thu, 18 Jan 2018 20:41:08 +0100
Subject: [PATCH] vala: Skip default-value positioning check for parameters of
 coroutines

https://bugzilla.gnome.org/show_bug.cgi?id=644241
---
 vala/valamethod.vala | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vala/valamethod.vala b/vala/valamethod.vala
index ab85c121e..66c131b71 100644
--- a/vala/valamethod.vala
+++ b/vala/valamethod.vala
@@ -728,6 +728,10 @@ public class Vala.Method : Subroutine, Callable {
 				error = true;
 				Report.error (param.source_reference, "Reference parameters are not supported for async methods");
 			}
+			// TODO: begin and end parameters must be checked separately for coroutines
+			if (coroutine) {
+				continue;
+			}
 			if (optional_param && param.initializer == null && !param.ellipsis) {
 				Report.warning (param.source_reference, "parameter without default follows parameter with default");
 			} else if (param.initializer != null) {
-- 
2.47.2