From 3df2b31e681b43f5baeca7ed37f161d0ad9845de Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Mon, 8 Aug 2022 21:31:11 +0100
Subject: [PATCH] Fix a warning

---
 distrho/src/DistrhoPluginVST3.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/distrho/src/DistrhoPluginVST3.cpp b/distrho/src/DistrhoPluginVST3.cpp
index fe9645d38..436946389 100644
--- a/distrho/src/DistrhoPluginVST3.cpp
+++ b/distrho/src/DistrhoPluginVST3.cpp
@@ -846,7 +846,7 @@ class PluginVst3
 
         if (mediaType == V3_AUDIO)
         {
-           #if DISTRHO_PLUGIN_NUM_INPUTS > 0 || DISTRHO_PLUGIN_NUM_OUTPUTS > 0
+           #if DISTRHO_PLUGIN_NUM_INPUTS+DISTRHO_PLUGIN_NUM_OUTPUTS > 0
             const uint32_t busId = static_cast<uint32_t>(busIndex);
 
             if (busDirection == V3_INPUT)
@@ -877,6 +877,11 @@ class PluginVst3
         }
 
         return V3_OK;
+
+       #if DISTRHO_PLUGIN_NUM_INPUTS+DISTRHO_PLUGIN_NUM_OUTPUTS == 0
+        // unused
+        (void)state;
+       #endif
     }
 
     v3_result setActive(const bool active)
@@ -2438,8 +2443,8 @@ class PluginVst3
 
             if (port.groupId != kPortGroupNone)
             {
-                const std::vector<uint32_t>::const_iterator end = visitedPortGroups.cend();
-                if (std::find(visitedPortGroups.cbegin(), end, port.groupId) == end)
+                const std::vector<uint32_t>::iterator end = visitedPortGroups.end();
+                if (std::find(visitedPortGroups.begin(), end, port.groupId) == end)
                 {
                     visitedPortGroups.push_back(port.groupId);
                     ++busInfo.groups;
@@ -2462,8 +2467,8 @@ class PluginVst3
             busInfo.sidechain = 1;
 
         uint32_t busIdForCV = 0;
-        const std::vector<uint32_t>::const_iterator vpgStart = visitedPortGroups.cbegin();
-        const std::vector<uint32_t>::const_iterator vpgEnd = visitedPortGroups.cend();
+        const std::vector<uint32_t>::iterator vpgStart = visitedPortGroups.begin();
+        const std::vector<uint32_t>::iterator vpgEnd = visitedPortGroups.end();
 
         for (uint32_t i=0; i<numPorts; ++i)
         {