debugger: clear more status variables in initializeVariables() to

prevent inter-session dependencies

src/plugins/debugger/gdb/gdbengine.cpp

@@ -111,13 +111,13 @@ static int &currentToken()
 
 GdbEngine::GdbEngine(DebuggerManager *parent) :
 #ifdef Q_OS_WIN // Do injection loading with MinGW (call loading does not work with 64bit)
-    m_dumperInjectionLoad(true)
+    m_dumperInjectionLoad(true),
 #else
-    m_dumperInjectionLoad(false)
+    m_dumperInjectionLoad(false),
 #endif
+    q(parent),
+    qq(parent->engineInterface())
 {
-    q = parent;
-    qq = parent->engineInterface();
     m_stubProc.setMode(Core::Utils::ConsoleProcess::Debug);
 #ifdef Q_OS_UNIX
     m_stubProc.setSettings(Core::ICore::instance()->settings());
@@ -199,6 +199,25 @@ void GdbEngine::initializeVariables()
     m_waitingForFirstBreakpointToBeHit = false;
     m_commandsToRunOnTemporaryBreak.clear();
     m_cookieForToken.clear();
+    m_customOutputForToken.clear();
+
+    m_pendingConsoleStreamOutput.clear();
+    m_pendingTargetStreamOutput.clear();
+    m_pendingLogStreamOutput.clear();
+
+    m_inbuffer.clear();
+
+    m_address.clear();
+    m_currentFunctionArgs.clear();
+    m_currentFrame.clear();
+    m_dumperHelper = QtDumperHelper();
+
+    // FIXME: unhandled:
+    //m_outputCodecState = QTextCodec::ConverterState();
+    //OutputCollector m_outputCollector;
+    //QProcess m_gdbProc;
+    //QProcess m_uploadProc;
+    //Core::Utils::ConsoleProcess m_stubProc;
 }
 
 void GdbEngine::gdbProcError(QProcess::ProcessError error)
@@ -3458,7 +3477,8 @@ void GdbEngine::handleDebuggingHelperValue3(const GdbResultRecord &record,
 void GdbEngine::updateLocals()
 {
     // Asynchronous load of injected library, initialize in first stop
-    if (m_dumperInjectionLoad && m_debuggingHelperState == DebuggingHelperLoadTried && m_dumperHelper.typeCount() == 0
+    if (m_dumperInjectionLoad && m_debuggingHelperState == DebuggingHelperLoadTried
+        && m_dumperHelper.typeCount() == 0
         && q->inferiorPid() > 0)
         tryQueryDebuggingHelpers();
 

src/plugins/debugger/gdb/gdbengine.h

@@ -242,7 +242,6 @@ private:
     QByteArray m_pendingConsoleStreamOutput;
     QByteArray m_pendingTargetStreamOutput;
     QByteArray m_pendingLogStreamOutput;
-    //QString m_pwd;
 
     // contains the first token number for the current round
     // of evaluation. Responses with older tokens are considers
@@ -364,7 +363,6 @@ private:
    
     bool startModeAllowsDumpers() const;
 
-    QString m_editedData;
     int m_pendingRequests;
 
     QtDumperHelper m_dumperHelper;
@@ -380,8 +378,9 @@ private:
 
     QList<GdbCommand> m_commandsToRunOnTemporaryBreak;
 
-    DebuggerManager *q;
-    IDebuggerManagerAccessForEngines *qq;
+    DebuggerManager * const q;
+    IDebuggerManagerAccessForEngines * const qq;
+    // make sure to re-initialize new members in initializeVariables();
 };
 
 } // namespace Internal

src/plugins/debugger/watchutils.cpp

@@ -557,8 +557,9 @@ void QtDumperHelper::TypeData::clear()
 }
 
 // ----------------- QtDumperHelper
+const QString stdAllocatorPrefix = QLatin1String("std::allocator");
+
 QtDumperHelper::QtDumperHelper() :
-    m_stdAllocatorPrefix(QLatin1String("std::allocator")),
     m_intSize(0),
     m_pointerSize(0),
     m_stdAllocatorSize(0),
@@ -1053,7 +1054,7 @@ void QtDumperHelper::addSize(const QString &name, int size)
             m_intSize = size;
             break;
         }
-        if (name.startsWith(m_stdAllocatorPrefix)) {
+        if (name.startsWith(stdAllocatorPrefix)) {
             m_stdAllocatorSize = size;
             break;
         }
@@ -1103,7 +1104,7 @@ QString QtDumperHelper::evaluationSizeofTypeExpression(const QString &typeName,
     // Look up fixed types
     if (m_pointerSize && isPointerType(typeName))
         return QString::number(m_pointerSize);
-    if (m_stdAllocatorSize && typeName.startsWith(m_stdAllocatorPrefix))
+    if (m_stdAllocatorSize && typeName.startsWith(stdAllocatorPrefix))
         return QString::number(m_stdAllocatorSize);
     const SizeCache::const_iterator sit = m_sizeCache.constFind(typeName);
     if (sit != m_sizeCache.constEnd())

src/plugins/debugger/watchutils.h

@@ -212,8 +212,6 @@ private:
     static Type specialType(QString s);
     QString evaluationSizeofTypeExpression(const QString &typeName, Debugger d) const;
 
-    const QString m_stdAllocatorPrefix;
-
     NameTypeMap m_nameTypeMap;
     SizeCache m_sizeCache;
     int m_intSize;