From 311e36b28fed088b5c8bda8f46cca3b794e5a48a Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Tue, 21 Jun 2022 18:38:00 -0600
Subject: [PATCH] fix optimized unused variable warnings

---
 libs/ardour/plugin_insert.cc | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libs/ardour/plugin_insert.cc b/libs/ardour/plugin_insert.cc
index 48b3300ba5..320873e09f 100644
--- a/libs/ardour/plugin_insert.cc
+++ b/libs/ardour/plugin_insert.cc
@@ -912,6 +912,9 @@ PluginInsert::connect_and_run (BufferSet& bufs, samplepos_t start, samplepos_t e
 			for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
 				uint32_t idx = in_map.p(0).get (*t, i, &valid);
 				if (valid) {
+#ifdef NDEBUG
+					(void) idx;
+#endif
 					assert (idx == 0);
 					bufs.get_available (*t, i).read_from (bufs.get_available (*t, first_idx), nframes, offset, offset);
 				}
@@ -1222,6 +1225,9 @@ PluginInsert::bypass (BufferSet& bufs, pframes_t nframes)
 				for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
 					uint32_t idx = in_map.get (*t, i, &valid);
 					if (valid) {
+#ifdef NDEBUG
+						(void) idx;
+#endif
 						assert (idx == 0);
 						bufs.get_available (*t, i).read_from (bufs.get_available (*t, first_idx), nframes, 0, 0);
 					}
@@ -2026,6 +2032,9 @@ PluginInsert::configure_io (ChanCount in, ChanCount out)
 			//if (dout.n_audio () == 0) { dout.set (DataType::AUDIO, 1); } // XXX why?
 			DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: Delegate lookup: %2 %3 %4\n", name(), din, daux, dout));
 			bool const r = _plugins.front()->match_variable_io (din, daux, dout);
+#ifdef NDEBUG
+			(void) r;
+#endif
 			assert (r);
 			DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: Delegate configuration: %2 %3 %4\n", name(), din, daux, dout));
 			if (_plugins.front()->reconfigure_io (din, daux, dout) == false) {