From 7ec70c66ff47aaed8fb7346632d1f168171fd3bf Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sat, 22 Nov 2025 18:04:23 +0100
Subject: [PATCH] LV2: don't print warning messages from rt-thread

---
 libs/ardour/lv2_plugin.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc
index 761e5dde16..f159906e55 100644
--- a/libs/ardour/lv2_plugin.cc
+++ b/libs/ardour/lv2_plugin.cc
@@ -3317,10 +3317,14 @@ LV2Plugin::connect_and_run(BufferSet& bufs,
 									// TODO: This should emit the control's Changed signal
 									PropertyChanged(prop_id, _property_values[prop_id]);
 								} else {
+#ifndef NDEBUG
 									std::cerr << "warning: patch:Set for unknown property" << std::endl;
+#endif
 								}
 							} else {
+#ifndef NDEBUG
 								std::cerr << "warning: patch:Set for unsupported property" << std::endl;
+#endif
 							}
 						}
 					}