debugger: polish breakpoint locations

Task-number: QTCREATORBUG-3912

src/plugins/debugger/breakpoint.h

@@ -131,7 +131,8 @@ public:
     QString fullName;       //!< Full file name acknowledged by the debugger engine.
     bool multiple;          //!< Happens in constructors/gdb.
     QByteArray extra;       //!< gdb: <PENDING>, <MULTIPLE>
-    int correctedLineNumber;
+    QList<quint64> addresses;//!< Extra addresses for templated code.
+    int correctedLineNumber; //!< Line number as seen by gdb.
 };
 
 typedef QList<BreakpointId> BreakpointIds;