Silence more warnings

source/bridges-ui/Makefile

@@ -37,7 +37,7 @@ LINK_GTK2_FLAGS     = $(LINK_FLAGS) $(shell pkg-config --libs gtk+-2.0) -ldl
 BUILD_GTK3_FLAGS    = $(BUILD_CXX_FLAGS) -DBRIDGE_GTK3 $(shell pkg-config --cflags gtk+-3.0)
 LINK_GTK3_FLAGS     = $(LINK_FLAGS) $(shell pkg-config --libs gtk+-3.0) -ldl
 
-BUILD_QT4_FLAGS     = $(BUILD_CXX_FLAGS) -DBRIDGE_QT4 $(shell pkg-config --cflags QtCore QtGui) -I$(OBJDIR) -I$(CWD)/theme
+BUILD_QT4_FLAGS     = $(BUILD_CXX_FLAGS) -DBRIDGE_QT4 $(shell pkg-config --cflags QtCore QtGui) -I$(OBJDIR) -I$(CWD)/theme -Wno-unused-variable
 LINK_QT4_FLAGS      = $(LINK_FLAGS) $(shell pkg-config --libs QtCore QtGui) -ldl
 
 BUILD_QT5_FLAGS     = $(BUILD_CXX_FLAGS) -DBRIDGE_QT5 $(shell pkg-config --cflags Qt5Core Qt5Gui Qt5Widgets) -I$(OBJDIR) -I$(CWD)/theme

source/modules/dgl/src/NanoVG.cpp

@@ -972,7 +972,7 @@ END_NAMESPACE_DGL
 
 #undef final
 
-#if defined(__GNUC__) && (__GNUC__ >= 5)
+#if defined(__GNUC__) && (__GNUC__ >= 6)
 # pragma GCC diagnostic push
 # pragma GCC diagnostic ignored "-Wno-misleading-indentation"
 #endif
@@ -981,7 +981,7 @@ extern "C" {
 #include "nanovg/nanovg.c"
 }
 
-#if defined(__GNUC__) && (__GNUC__ >= 5)
+#if defined(__GNUC__) && (__GNUC__ >= 6)
 # pragma GCC diagnostic pop
 #endif
 

source/theme/Makefile

@@ -185,7 +185,7 @@ $(OBJDIR)/resources.qt5.cpp: $(CWD)/../resources/resources-theme.qrc
 $(OBJDIR)/%.qt4.cpp.o: $(OBJDIR)/%.qt4.cpp $(OBJDIR)/moc_CarlaStyle.qt4.cpp
 	-@mkdir -p $(OBJDIR)
 	@echo "Compiling $*.cpp (Qt4)"
-	@$(CXX) $< $(QT4_CXX_FLAGS) -c -o $@
+	@$(CXX) $< $(QT4_CXX_FLAGS) -Wno-unused-variable -c -o $@
 
 $(OBJDIR)/%.qt5.cpp.o: $(OBJDIR)/%.qt5.cpp $(OBJDIR)/moc_CarlaStyle.qt5.cpp
 	-@mkdir -p $(OBJDIR)