I wrote some code in source file sql_parse.cc of MySql 5.5.7rc. There I have used vector, allocator, etc but the compiler is not being linked with Standard Template Library(STL). Can anybody suggest me what should I do?

Here is the error msg :

libsql.a(sql_parse.cc.o): In function `std::vector<std::basic_string<char,  
std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, 
std::char_traits<char>, std::allocator<char> > > >::push_back(std::basic_string<char, 
std::char_traits<char>, std::allocator<char> > const&)':
sql_parse.cc:(.text._ZNSt6vectorISsSaISsEE9push_backERKSs[std::vector<std::basic_string<char, 
std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, 
std::char_traits<char>, std::allocator<char> > > >::push_back(std::basic_string<char, 
std::char_traits<char>, std::allocator<char> > const&)]+0x74): undefined reference to 
`std::vector<std::basic_string<char, std::char_traits<char>, std::allocator<char> >, 
std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > 
>::_M_insert_aux(__gnu_cxx::__normal_iterator<std::basic_string<char, 
std::char_traits<char>, std::allocator<char> >*, std::vector<std::basic_string<char, 
std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, 
std::char_traits<char>, std::allocator<char> > > > >, std::basic_string<char, 
std::char_traits<char>, std::allocator<char> > const&)'

collect2: ld returned 1 exit status
c++ stl
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