Additional work to clean up warnings and make the code more robust.

dbchandler.cpp

@@ -15,7 +15,7 @@ void DBCHandler::loadDBCFile(QString filename)
     QString line;
     QRegularExpression regex;
     QRegularExpressionMatch match;
-    DBC_MESSAGE *currentMessage;
+    DBC_MESSAGE *currentMessage = NULL;
 
     qDebug() << "DBC File: " << filename;
 

filecomparatorwindow.cpp

@@ -88,8 +88,8 @@ void FileComparatorWindow::calculateDetails()
 {
     QMap<int, FrameData> interestedIDs;
     QMap<int, FrameData> referenceIDs;
-    QTreeWidgetItem *interestedOnlyBase, *referenceOnlyBase, *sharedBase, *bitmapBaseInterested, *bitmapBaseReference;
-    QTreeWidgetItem *valuesBase, *detail, *sharedItem, *valuesInterested, *valuesReference;
+    QTreeWidgetItem *interestedOnlyBase, *referenceOnlyBase = NULL, *sharedBase, *bitmapBaseInterested, *bitmapBaseReference = NULL;
+    QTreeWidgetItem *valuesBase, *detail, *sharedItem, *valuesInterested, *valuesReference = NULL;
     uint64_t tmp;
 
     bool uniqueInterested = ui->ckUniqueToInterested->isChecked();

framesenderwindow.cpp

@@ -412,6 +412,9 @@ void FrameSenderWindow::doModifiers(int idx)
             case XOR:
                 shadowReg = first ^ second;
                 break;
+            case NOT:
+                shadowReg = !shadowReg;
+                break;
             }
         }
         //Finally, drop the result into the proper data byte

serialworker.cpp

@@ -395,6 +395,19 @@ void SerialWorker::procRXChar(unsigned char c)
         }
         rx_step++;
         break;
+    case TIME_SYNC:
+        rx_state = IDLE;
+        break;
+    case SET_DIG_OUTPUTS:
+        rx_state = IDLE;
+        break;
+    case SETUP_CANBUS:
+        rx_state = IDLE;
+        break;
+    case SET_SINGLEWIRE_MODE:
+        rx_state = IDLE;
+        break;
+
     }
 }