/* Sample program for configure to test STL support on target platforms. We are mainly concerned with being able to instantiate templates for common STL container classes. */ #include #include #include #include #include // something mean to see if the compiler and C++ standard lib are good enough template class DummyClass { // everything in std namespace ? typedef std::bidirectional_iterator_tag i; typedef std::ptrdiff_t d; // typename implemented ? typedef typename std::map::iterator MyIterator; }; // extracted from QVector's strict iterator template class DummyIterator { typedef DummyIterator iterator; public: T *i; typedef std::random_access_iterator_tag iterator_category; typedef ptrdiff_t difference_type; typedef T value_type; typedef T *pointer; typedef T &reference; inline DummyIterator() : i(0) {} inline DummyIterator(T *n) : i(n) {} inline DummyIterator(const DummyIterator &o): i(o.i){} inline T &operator*() const { return *i; } inline T *operator->() const { return i; } inline T &operator[](int j) const { return *(i + j); } inline bool operator==(const DummyIterator &o) const { return i == o.i; } inline bool operator!=(const DummyIterator &o) const { return i != o.i; } inline bool operator<(const DummyIterator& other) const { return i < other.i; } inline bool operator<=(const DummyIterator& other) const { return i <= other.i; } inline bool operator>(const DummyIterator& other) const { return i > other.i; } inline bool operator>=(const DummyIterator& other) const { return i >= other.i; } inline DummyIterator &operator++() { ++i; return *this; } inline DummyIterator operator++(int) { T *n = i; ++i; return n; } inline DummyIterator &operator--() { i--; return *this; } inline DummyIterator operator--(int) { T *n = i; i--; return n; } inline DummyIterator &operator+=(int j) { i+=j; return *this; } inline DummyIterator &operator-=(int j) { i-=j; return *this; } inline DummyIterator operator+(int j) const { return DummyIterator(i+j); } inline DummyIterator operator-(int j) const { return DummyIterator(i-j); } inline int operator-(DummyIterator j) const { return i - j.i; } }; int main() { std::vector v1; v1.push_back( 0 ); v1.push_back( 1 ); v1.push_back( 2 ); v1.push_back( 3 ); v1.push_back( 4 ); int v1size = v1.size(); v1size = 0; int v1capacity = v1.capacity(); v1capacity = 0; std::vector::iterator v1it = std::find( v1.begin(), v1.end(), 99 ); bool v1notfound = (v1it == v1.end()); v1notfound = false; v1it = std::find( v1.begin(), v1.end(), 3 ); bool v1found = (v1it != v1.end()); v1found = false; std::vector v2; std::copy( v1.begin(), v1it, std::back_inserter( v2 ) ); int v2size = v2.size(); v2size = 0; std::map m1; m1.insert( std::make_pair( 1, 2.0 ) ); m1.insert( std::make_pair( 3, 2.0 ) ); m1.insert( std::make_pair( 5, 2.0 ) ); m1.insert( std::make_pair( 7, 2.0 ) ); int m1size = m1.size(); m1size = 0; std::map::iterator m1it = m1.begin(); for ( ; m1it != m1.end(); ++m1it ) { int first = (*m1it).first; first = 0; double second = (*m1it).second; second = 0.0; } std::map< int, double > m2( m1 ); int m2size = m2.size(); m2size = 0; DummyIterator it1, it2; int n = std::distance(it1, it2); std::advance(it1, 3); return 0; }