diff --git a/src/Gui/GuiConsole.cpp b/src/Gui/GuiConsole.cpp
index 3cb10b2882..764343979c 100644
--- a/src/Gui/GuiConsole.cpp
+++ b/src/Gui/GuiConsole.cpp
@@ -83,6 +83,8 @@ GUIConsole::~GUIConsole (void)
 
 void GUIConsole::SendLog(const std::string& notifiername, const std::string& msg, Base::LogStyle level)
 {
+    (void) notifiername;
+
     int color = -1;
     switch(level){
         case Base::LogStyle::Warning:
@@ -100,6 +102,8 @@ void GUIConsole::SendLog(const std::string& notifiername, const std::string& msg
         case Base::LogStyle::Critical:
             color = FOREGROUND_RED | FOREGROUND_GREEN;
             break;
+        default:
+            break;
     }
 
     ::SetConsoleTextAttribute(::GetStdHandle(STD_OUTPUT_HANDLE), color);
@@ -115,7 +119,7 @@ GUIConsole::~GUIConsole () {}
 void GUIConsole::SendLog(const std::string& notifiername, const std::string& msg, Base::LogStyle level)
 {
     (void) notifiername;
-    
+
     switch(level){
         case Base::LogStyle::Warning:
             std::cerr << "Warning: " << msg;
diff --git a/src/Mod/PartDesign/App/FeatureLoft.cpp b/src/Mod/PartDesign/App/FeatureLoft.cpp
index 5793728690..2e24159969 100644
--- a/src/Mod/PartDesign/App/FeatureLoft.cpp
+++ b/src/Mod/PartDesign/App/FeatureLoft.cpp
@@ -23,7 +23,6 @@
 
 #include "PreCompiled.h"
 #ifndef _PreComp_
-
 # include <TopoDS_Wire.hxx>
 # include <TopExp_Explorer.hxx>
 # include <BRepAlgoAPI_Cut.hxx>
@@ -36,6 +35,8 @@
 # include <Precision.hxx>
 #endif
 
+#include <boost/core/ignore_unused.hpp>
+
 #include <App/Document.h>
 #include <Base/Exception.h>
 #include <Base/Reader.h>
@@ -198,6 +199,7 @@ App::DocumentObjectExecReturn *Loft::execute()
             if (profilePoint.IsNull()) {
                 size_t numWiresAdded = addWiresToWireSections(profileShape, wiresections);
                 assert (numWiresAdded == wiresections.size());
+                boost::ignore_unused(numWiresAdded);
             } else { // !profilePoint.IsNull()
                 for (auto &wires : wiresections)
                     wires.push_back(profilePoint);
diff --git a/src/Mod/Sketcher/App/GeoList.cpp b/src/Mod/Sketcher/App/GeoList.cpp
index 677acb3917..7ab9438444 100644
--- a/src/Mod/Sketcher/App/GeoList.cpp
+++ b/src/Mod/Sketcher/App/GeoList.cpp
@@ -25,6 +25,8 @@
 # include <cassert>
 #endif  // #ifndef _PreComp_
 
+#include <boost/core/ignore_unused.hpp>
+
 #include <Base/Exception.h>
 #include <Base/Vector3D.h>
 
@@ -316,6 +318,7 @@ GeoListModel<GeometryFacadeUniquePtr>::GeoListModel(
     // Under the Single Responsibility Principle GeoListModel cannot be made
     // responsible for releasing those pointers.
     assert(ownerT == false);
+    boost::ignore_unused(ownerT);
 }
 
 template <>