enabled and fixed modernize-use-equals-default clang-tidy warnings (#561)

Author: firewave

.clang-tidy

@@ -31,7 +31,6 @@ Checks: >
         -modernize-pass-by-value,
         -modernize-return-braced-init-list,
         -modernize-use-auto,
-        -modernize-use-equals-default,
         -modernize-use-equals-delete,
         -modernize-use-default-member-init,
         -modernize-use-nodiscard,

simplecpp.cpp

@@ -245,7 +245,7 @@ void simplecpp::Token::printOut() const
 // cppcheck-suppress noConstructor - we call init() in the inherited to initialize the private members
 class simplecpp::TokenList::Stream {
 public:
-    virtual ~Stream() {}
+    virtual ~Stream() = default;
 
     virtual int get() = 0;
     virtual int peek() = 0;

simplecpp.h

@@ -78,7 +78,7 @@ namespace simplecpp {
     public:
         explicit Location(const std::vector<std::string> &f) : files(f), fileIndex(0), line(1U), col(0U) {}
 
-        Location(const Location &loc) : files(loc.files), fileIndex(loc.fileIndex), line(loc.line), col(loc.col) {}
+        Location(const Location &loc) = default;
 
         Location &operator=(const Location &other) {
             if (this != &other) {