Fix gcc warnings

sdrbase/util/baudot.cpp

@@ -164,7 +164,7 @@ void BaudotDecoder::init()
 
 QString BaudotDecoder::decode(char bits)
 {
-    QString c = m_figure ? m_figures[bits] : m_letters[bits];
+    QString c = m_figure ? m_figures[(int)bits] : m_letters[(int)bits];
 
     if ((c == '>') || (m_unshiftOnSpace && (c == " ")))
     {

sdrbase/util/navtex.cpp

@@ -270,16 +270,15 @@ const NavtexTransmitter* NavtexTransmitter::getTransmitter(QTime time, int area,
 }
 
 NavtexMessage::NavtexMessage(QDateTime dateTime, const QString& stationId, const QString& typeId, const QString& id, const QString& message) :
-    m_dateTime(dateTime),
     m_stationId(stationId),
     m_typeId(typeId),
     m_id(id),
     m_message(message),
+    m_dateTime(dateTime),
     m_valid(true)
 {
 }
 
-
 NavtexMessage::NavtexMessage(const QString& text)
 {
     m_dateTime = QDateTime::currentDateTime();
@@ -448,7 +447,7 @@ QString SitorBDecoder::printable(char c)
     } else if (c == 0x7) {
         return "Bell";
     } else {
-        return c;
+        return QString("%1").arg(c);
     }
 }
 
@@ -721,9 +720,9 @@ const char SitorBDecoder::m_ccir476FigureSetDecode[128] = {
 char SitorBDecoder::ccir476Decode(char c)
 {
     if (m_figureSet) {
-        return m_ccir476FigureSetDecode[c];
+        return m_ccir476FigureSetDecode[(int)c];
     } else {
-        return m_ccir476LetterSetDecode[c];
+        return m_ccir476LetterSetDecode[(int)c];
     }
 }