Fix warnings

Author: web-flow

lib/checkunusedfunctions.cpp

@@ -385,7 +385,7 @@ bool CheckUnusedFunctions::check(const Settings& settings, ErrorLogger& errorLog
             if (func.filename != "+")
                 filename = func.filename;
             errors.emplace_back(filename, func.fileIndex, func.lineNumber, func.column, it->first);
-        } else if (func.isC && !func.isStatic && !func.usedOtherFile) {
+        } else if (func.isC && !func.isStatic) {
             std::string filename;
             if (func.filename != "+")
                 filename = func.filename;

lib/library.cpp

@@ -210,7 +210,7 @@ Library::Error Library::load(const char exename[], const char path[], bool debug
     tinyxml2::XMLError error = xml_LoadFile(doc, fullfilename.c_str());
     if (error == tinyxml2::XML_ERROR_FILE_NOT_FOUND) {
         // only perform further lookups when the given path was not absolute
-        if (!is_abs_path && error == tinyxml2::XML_ERROR_FILE_NOT_FOUND)
+        if (!is_abs_path)
         {
             std::list<std::string> cfgfolders;
     #ifdef FILESDIR

lib/symboldatabase.cpp

@@ -1023,7 +1023,7 @@ void SymbolDatabase::createSymbolDatabaseNeedInitialization()
                             if (var.isClass() && !var.isReference()) {
                                 if (var.type()) {
                                     // does this type need initialization?
-                                    if (var.type()->needInitialization == Type::NeedInitialization::True && !var.hasDefault() && !var.isStatic())
+                                    if (var.type()->needInitialization == Type::NeedInitialization::True && !var.hasDefault())
                                         needInitialization = true;
                                     else if (var.type()->needInitialization == Type::NeedInitialization::Unknown) {
                                         if (!(var.valueType() && var.valueType()->type == ValueType::CONTAINER))

lib/vf_analyzers.cpp

@@ -1202,7 +1202,7 @@ struct SingleValueFlowAnalyzer : ValueFlowAnalyzer {
             return false;
         if (value.isImpossible())
             return false;
-        if (isConditional() && !value.isKnown() && !value.isImpossible())
+        if (isConditional() && !value.isKnown())
             return true;
         if (value.isSymbolicValue())
             return false;