fix several gcc warnings

src/App/ApplicationPy.cpp

@@ -148,7 +148,7 @@ PyObject* Application::sLoadFile(PyObject * /*self*/, PyObject *args,PyObject *
 
         std::string module = mod;
         if (module.empty()) {
-            std::string ext = fi.extension(false);
+            std::string ext = fi.extension();
             std::vector<std::string> modules = GetApplication().getImportModules(ext.c_str());
             if (modules.empty()) {
                 PyErr_Format(PyExc_IOError, "Filetype %s is not supported.", ext.c_str());

src/App/ExtensionContainerPyImp.cpp

@@ -116,12 +116,12 @@ PyObject* ExtensionContainerPy::hasExtension(PyObject *args) {
         throw Py::Exception(Base::BaseExceptionFreeCADError,str.str());
     }
 
-    if(getExtensionContainerPtr()->hasExtension(extension)) {
-        Py_INCREF(Py_True);
-        return Py_True;
+    bool val = false;
+    if (getExtensionContainerPtr()->hasExtension(extension)) {
+        val = true;
     }
-    Py_INCREF(Py_False);
-    return Py_False;
+
+    return PyBool_FromLong(val ? 1 : 0);
 }
 
 PyObject* ExtensionContainerPy::addExtension(PyObject *args) {

src/App/PropertyFile.cpp

@@ -153,7 +153,7 @@ void PropertyFileIncluded::setValue(const char* sFile, const char* sName)
                 // if a file with this name already exists search for a new one
                 std::string dir = pathTrans;
                 std::string fnp = fi.fileNamePure();
-                std::string ext = fi.extension(false);
+                std::string ext = fi.extension();
                 int i=0;
                 do {
                     i++;
@@ -207,7 +207,7 @@ void PropertyFileIncluded::setValue(const char* sFile, const char* sName)
                 // if a file with this name already exists search for a new one
                 std::string dir = fi.dirPath();
                 std::string fnp = fi.fileNamePure();
-                std::string ext = fi.extension(false);
+                std::string ext = fi.extension();
                 int i=0;
                 do {
                     i++;

src/Base/FileInfo.cpp

@@ -272,10 +272,8 @@ std::wstring FileInfo::toStdWString() const
 #endif
 }
 
-std::string FileInfo::extension (bool complete) const
+std::string FileInfo::extension () const
 {
-    // complete not implemented
-    assert(complete==false);
     std::string::size_type pos = FileName.find_last_of('.');
     if (pos == std::string::npos)
         return std::string();

src/Base/FileInfo.h

@@ -82,7 +82,7 @@ public:
      *  ext = fi.extension();   // ext = "gz"
      *@endcode
      */
-    std::string extension (bool complete = false) const;
+    std::string extension () const;
     /// Checks for a special extension, NOT case sensetive
     bool hasExtension (const char* Ext) const;
     //@}

src/Gui/Macro.cpp

@@ -80,9 +80,13 @@ void MacroManager::OnChange(Base::Subject<const char*> &rCaller, const char * sR
 
 void MacroManager::open(MacroType eType, const char *sName)
 {
-    // check 
+    // check
+#if _DEBUG
     assert(!this->openMacro);
     assert(eType == File);
+#else
+    Q_UNUSED(eType);
+#endif
 
     // Convert from Utf-8
     this->macroName = QString::fromUtf8(sName);