diff --git a/source/Makefile.mk b/source/Makefile.mk
index d7f89d268..180689a31 100644
--- a/source/Makefile.mk
+++ b/source/Makefile.mk
@@ -62,7 +62,7 @@ LINK_OPTS   =
 else
 BASE_FLAGS += -DNDEBUG $(BASE_OPTS) -fvisibility=hidden
 CXXFLAGS   += -fvisibility-inlines-hidden
-LINK_OPTS  += -Wl,--strip-all
+# LINK_OPTS  += -Wl,--strip-all
 endif
 
 32BIT_FLAGS = -m32
diff --git a/source/backend/CarlaEngine.hpp b/source/backend/CarlaEngine.hpp
index c0af769f7..437e3d914 100644
--- a/source/backend/CarlaEngine.hpp
+++ b/source/backend/CarlaEngine.hpp
@@ -943,6 +943,7 @@ public:
      */
     void setCallback(const EngineCallbackFunc func, void* const ptr);
 
+#ifndef BUILD_BRIDGE
     // -------------------------------------------------------------------
     // Patchbay
 
@@ -960,6 +961,7 @@ public:
      * Force the engine to resend all patchbay clients, ports and connections again.
      */
     virtual bool patchbayRefresh();
+#endif
 
     // -------------------------------------------------------------------
     // Transport
diff --git a/source/backend/CarlaHost.h b/source/backend/CarlaHost.h
index 9f34e09d5..2f184e37a 100644
--- a/source/backend/CarlaHost.h
+++ b/source/backend/CarlaHost.h
@@ -610,6 +610,7 @@ CARLA_EXPORT bool carla_load_project(const char* filename);
  */
 CARLA_EXPORT bool carla_save_project(const char* filename);
 
+#ifndef BUILD_BRIDGE
 /*!
  * Connect two patchbay ports.
  * @param portIdA Output port
@@ -629,6 +630,7 @@ CARLA_EXPORT bool carla_patchbay_disconnect(int connectionId);
  * Force the engine to resend all patchbay clients, ports and connections again.
  */
 CARLA_EXPORT bool carla_patchbay_refresh();
+#endif
 
 /*!
  * Start playback of the engine transport.
diff --git a/source/backend/engine/CarlaEngine.cpp b/source/backend/engine/CarlaEngine.cpp
index c469cefee..554f09f7e 100644
--- a/source/backend/engine/CarlaEngine.cpp
+++ b/source/backend/engine/CarlaEngine.cpp
@@ -1875,6 +1875,7 @@ void CarlaEngine::setCallback(const EngineCallbackFunc func, void* const ptr)
     pData->callbackPtr = ptr;
 }
 
+#ifndef BUILD_BRIDGE
 // -----------------------------------------------------------------------
 // Patchbay
 
@@ -2066,6 +2067,7 @@ bool CarlaEngine::patchbayRefresh()
     setLastError("Unsupported operation");
     return false;
 }
+#endif
 
 // -----------------------------------------------------------------------
 // Transport
diff --git a/source/backend/engine/CarlaEngineBridge.cpp b/source/backend/engine/CarlaEngineBridge.cpp
index e769eebe0..9bcfefa06 100644
--- a/source/backend/engine/CarlaEngineBridge.cpp
+++ b/source/backend/engine/CarlaEngineBridge.cpp
@@ -281,7 +281,9 @@ public:
                 const PluginBridgeOpcode opcode(fShmControl.readOpcode());
 
                 if (opcode != kPluginBridgeOpcodeProcess)
+                {
                     carla_debug("CarlaEngineBridge::run() - got opcode: %s", PluginBridgeOpcode2str(opcode));
+                }
 
                 switch (opcode)
                 {
@@ -431,3 +433,26 @@ CarlaEngine* CarlaEngine::newBridge(const char* const audioBaseName, const char*
 }
 
 CARLA_BACKEND_END_NAMESPACE
+
+// -----------------------------------------------------------------------
+// Extra stuff for linking purposes
+
+CARLA_BACKEND_START_NAMESPACE
+
+CarlaEngine*       CarlaEngine::newRtAudio(const AudioApi) { return nullptr; }
+unsigned int       CarlaEngine::getRtAudioApiCount() { return 0; }
+const char*        CarlaEngine::getRtAudioApiName(const unsigned int) { return nullptr; }
+const char* const* CarlaEngine::getRtAudioApiDeviceNames(const unsigned int) { return nullptr; }
+const EngineDriverDeviceInfo* CarlaEngine::getRtAudioDeviceInfo(const unsigned int, const char* const) { return nullptr; }
+
+#ifdef HAVE_JUCE
+CarlaEngine*       CarlaEngine::newJuce(const AudioApi) { return nullptr; }
+unsigned int       CarlaEngine::getJuceApiCount() { return 0; }
+const char*        CarlaEngine::getJuceApiName(const unsigned int) { return nullptr; }
+const char* const* CarlaEngine::getJuceApiDeviceNames(const unsigned int) { return nullptr; }
+const EngineDriverDeviceInfo* CarlaEngine::getJuceDeviceInfo(const unsigned int, const char* const) { return nullptr; }
+#endif
+
+CARLA_BACKEND_END_NAMESPACE
+
+// -----------------------------------------------------------------------
diff --git a/source/backend/plugin/LadspaPlugin.cpp b/source/backend/plugin/LadspaPlugin.cpp
index 1bd7d7767..96d3fd78a 100644
--- a/source/backend/plugin/LadspaPlugin.cpp
+++ b/source/backend/plugin/LadspaPlugin.cpp
@@ -1268,7 +1268,7 @@ public:
 
     void sampleRateChanged(const double newSampleRate) override
     {
-        CARLA_ASSERT_INT(newSampleRate > 0.0, newSampleRate);
+        CARLA_ASSERT_INT(newSampleRate > 0.0, (int)newSampleRate);
         carla_debug("LadspaPlugin::sampleRateChanged(%g) - start", newSampleRate);
 
         // TODO
diff --git a/source/backend/plugin/LinuxSamplerPlugin.cpp b/source/backend/plugin/LinuxSamplerPlugin.cpp
index a33b3d241..28edfb3cd 100644
--- a/source/backend/plugin/LinuxSamplerPlugin.cpp
+++ b/source/backend/plugin/LinuxSamplerPlugin.cpp
@@ -1175,6 +1175,9 @@ CarlaPlugin* CarlaPlugin::newGIG(const Initializer& init, const bool use16Outs)
 #else
     init.engine->setLastError("linuxsampler support not available");
     return nullptr;
+
+    // unused
+    (void)use16Outs;
 #endif
 }
 
@@ -1186,6 +1189,9 @@ CarlaPlugin* CarlaPlugin::newSFZ(const Initializer& init, const bool use16Outs)
 #else
     init.engine->setLastError("linuxsampler support not available");
     return nullptr;
+
+    // unused
+    (void)use16Outs;
 #endif
 }
 
diff --git a/source/backend/standalone/CarlaStandalone.cpp b/source/backend/standalone/CarlaStandalone.cpp
index 1443db3f5..ec569e7d6 100644
--- a/source/backend/standalone/CarlaStandalone.cpp
+++ b/source/backend/standalone/CarlaStandalone.cpp
@@ -771,6 +771,7 @@ bool carla_save_project(const char* filename)
     return false;
 }
 
+#ifndef BUILD_BRIDGE
 // -------------------------------------------------------------------------------------------------------------------
 
 bool carla_patchbay_connect(int portIdA, int portIdB)
@@ -809,6 +810,7 @@ bool carla_patchbay_refresh()
     gStandalone.lastError = "Engine is not running";
     return false;
 }
+#endif
 
 // -------------------------------------------------------------------------------------------------------------------
 
diff --git a/source/bridges/CarlaBridgeClient.cpp b/source/bridges/CarlaBridgeClient.cpp
index ab697d65b..29a9d3f33 100644
--- a/source/bridges/CarlaBridgeClient.cpp
+++ b/source/bridges/CarlaBridgeClient.cpp
@@ -36,9 +36,7 @@ CarlaBridgeClient::CarlaBridgeClient(const char* const uiTitle)
     , fUI(CarlaBridgeToolkit::createNew(this, uiTitle))
 #endif
 {
-#ifdef BUILD_BRIDGE_UI
-    CARLA_ASSERT(uiTitle != nullptr);
-#endif
+    CARLA_ASSERT(uiTitle != nullptr && uiTitle[0] != '\0');
     carla_debug("CarlaBridgeClient::CarlaBridgeClient(\"%s\")", uiTitle);
 }
 
diff --git a/source/bridges/CarlaBridgePlugin.cpp b/source/bridges/CarlaBridgePlugin.cpp
index 6bb81a5f4..0cfe0000a 100644
--- a/source/bridges/CarlaBridgePlugin.cpp
+++ b/source/bridges/CarlaBridgePlugin.cpp
@@ -277,6 +277,7 @@ public:
 
     void setChunkData(const char* const filePath)
     {
+        CARLA_SAFE_ASSERT_RETURN(filePath != nullptr && filePath[0] != '\0',);
         CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);
         carla_debug("CarlaPluginClient::setChunkData(\"%s\")", filePath);