Fixed Trac #11957: "static_vector::max_size() is higher than the capacity"

doc/container.qbk

@@ -1221,6 +1221,7 @@ use [*Boost.Container]? There are several reasons for that:
    * [@https://svn.boost.org/trac/boost/ticket/11856 Trac #11856 : ['"pool_resource.cpp error: declaration changes meaning"]].
    * [@https://svn.boost.org/trac/boost/ticket/11866 Trac #11866 : ['"small_vector does not have range constructor"]].
    * [@https://svn.boost.org/trac/boost/ticket/11867 Trac #11867 : ['"small_vector should have constructor and assignment operator taking other small_vector"]].
+   * [@https://svn.boost.org/trac/boost/ticket/11957 Trac #11957 : ['"static_vector::max_size() is higher than the capacity"]].
    * [@https://svn.boost.org/trac/boost/ticket/12014 Trac #12014 : ['"boost::container::set can not insert const (ref) range"]].
    * [@https://github.com/boostorg/container/pull/33 GitHub #33: ['Make sure std::string constructor is available]].
 

include/boost/container/static_vector.hpp

@@ -58,6 +58,9 @@ class static_storage_allocator
 
    static const std::size_t internal_capacity = N;
 
+   std::size_t max_size() const
+   {  return N;   }
+
    typedef boost::container::container_detail::version_type<static_storage_allocator, 0>   version;
 
    BOOST_CONTAINER_FORCEINLINE friend bool operator==(const static_storage_allocator &, const static_storage_allocator &) BOOST_NOEXCEPT_OR_NOTHROW

test/static_vector_test.cpp

@@ -35,6 +35,7 @@ void test_ctor_ndc()
    static_vector<T, N> s;
    BOOST_TEST_EQ(s.size() , 0u);
    BOOST_TEST(s.capacity() == N);
+   BOOST_TEST(s.max_size() == N);
    BOOST_TEST_THROWS( s.at(0u), std::out_of_range );
 }
 
@@ -44,6 +45,7 @@ void test_ctor_nc(size_t n)
    static_vector<T, N> s(n);
    BOOST_TEST(s.size() == n);
    BOOST_TEST(s.capacity() == N);
+   BOOST_TEST(s.max_size() == N);
    BOOST_TEST_THROWS( s.at(n), std::out_of_range );
    if ( 1 < n )
    {