fixed #11924 - moved library data into implementation class (#6579)

Author: firewave

gui/test/projectfile/testprojectfile.cpp

@@ -42,6 +42,9 @@ const char Settings::SafeChecks::XmlInternalFunctions[] = "internal-functions";
 const char Settings::SafeChecks::XmlExternalVariables[] = "external-variables";
 Settings::Settings() : maxCtuDepth(10) {}
 Platform::Platform() = default;
+Library::Library() = default;
+Library::~Library() = default;
+struct Library::LibraryData {};
 bool ImportProject::sourceFileExists(const std::string & /*file*/) {
     return true;
 }

lib/checkfunctions.h

@@ -129,7 +129,7 @@ class CPPCHECKLIB CheckFunctions : public Check {
     void getErrorMessages(ErrorLogger *errorLogger, const Settings *settings) const override {
         CheckFunctions c(nullptr, settings, errorLogger);
 
-        for (std::map<std::string, Library::WarnInfo>::const_iterator i = settings->library.functionwarn.cbegin(); i != settings->library.functionwarn.cend(); ++i) {
+        for (std::map<std::string, Library::WarnInfo>::const_iterator i = settings->library.functionwarn().cbegin(); i != settings->library.functionwarn().cend(); ++i) {
             c.reportError(nullptr, Severity::style, i->first+"Called", i->second.message);
         }