ClangRefactoring: Clear input files after collecting symbols

Change-Id: Ic4fbaac7ad3b3f80223d6cbb84a34dffa741fc4f
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

2 files changed, 7 insertions, 1 deletions

diff --git a/src/tools/clangrefactoringbackend/source/symbolscollector.cpp b/src/tools/clangrefactoringbackend/source/symbolscollector.cpp
index 071837ac52..ab5a00fc6b 100644
--- a/src/tools/clangrefactoringbackend/source/symbolscollector.cpp
+++ b/src/tools/clangrefactoringbackend/source/symbolscollector.cpp
@@ -129,7 +129,11 @@ bool SymbolsCollector::collectSymbols()
 
     auto actionFactory = ClangBackEnd::newFrontendActionFactory(&m_collectSymbolsAction);
 
-    return tool.run(actionFactory.get()) != 1;
+    bool noErrors = tool.run(actionFactory.get()) != 1;
+
+    m_clangTool = ClangTool();
+
+    return noErrors;
 }
 
 void SymbolsCollector::doInMainThreadAfterFinished()
diff --git a/src/tools/clangrefactoringbackend/source/symbolscollector.h b/src/tools/clangrefactoringbackend/source/symbolscollector.h
index cc7ca4396c..e103471372 100644
--- a/src/tools/clangrefactoringbackend/source/symbolscollector.h
+++ b/src/tools/clangrefactoringbackend/source/symbolscollector.h
@@ -63,6 +63,8 @@ public:
     bool isUsed() const override;
     void setIsUsed(bool isUsed) override;
 
+    bool isClean() const { return m_clangTool.isClean(); }
+
 private:
     FilePathCaching m_filePathCache;
     ClangTool m_clangTool;