Py3: suppress warnings about un-initialized/deprecated tp_print slot

src/Base/swigpyrun.cpp

@@ -22,8 +22,6 @@
 
 
 #include "PreCompiled.h"
-#include "PyExport.h"
-#include "Exception.h"
 #include <sstream>
 #if (defined(HAVE_SWIG) && (HAVE_SWIG == 1))
 #if defined(__clang__)
@@ -37,6 +35,8 @@
 # pragma GCC diagnostic ignored "-Wcast-function-type"
 # endif
 #endif
+#include "PyExport.h"
+#include "Exception.h"
 namespace Swig_python {
 #define SWIG_PYTHON_NO_BUILD_NONE
 #include <swigpyrun.h>

src/Mod/Part/App/PrimitiveFeature.cpp

@@ -106,11 +106,21 @@ App::DocumentObjectExecReturn* Primitive::execute(void) {
     return Part::Feature::execute();
 }
 
+// suppress warning about tp_print for Py3.8
+#if defined(__clang__)
+# pragma clang diagnostic push
+# pragma clang diagnostic ignored "-Wmissing-field-initializers"
+#endif
+
 namespace Part {
     PYTHON_TYPE_DEF(PrimitivePy, PartFeaturePy)
     PYTHON_TYPE_IMP(PrimitivePy, PartFeaturePy)
 }
 
+#if defined(__clang__)
+# pragma clang diagnostic pop
+#endif
+
 PyObject* Primitive::getPyObject()
 {
     if (PythonObject.is(Py::_None())){

src/Mod/PartDesign/App/FeaturePrimitive.cpp

@@ -155,9 +155,19 @@ void FeaturePrimitive::handleChangedPropertyName(Base::XMLReader &reader, const
     extHandleChangedPropertyName(reader, TypeName, PropName); // AttachExtension
 }
 
+// suppress warning about tp_print for Py3.8
+#if defined(__clang__)
+# pragma clang diagnostic push
+# pragma clang diagnostic ignored "-Wmissing-field-initializers"
+#endif
+
 PYTHON_TYPE_DEF(PrimitivePy, PartDesign::FeaturePy)
 PYTHON_TYPE_IMP(PrimitivePy, PartDesign::FeaturePy)
 
+#if defined(__clang__)
+# pragma clang diagnostic pop
+#endif
+
 PyObject* FeaturePrimitive::getPyObject()
 {
     if (PythonObject.is(Py::_None())){