05261e700c
Gaby Dos Reis <gdr@codesourcery.com> * include/bits/basic_string.tcc (basic_string::_S_construct(forward_iterator_tag): Fix typo in null pointer check. * testsuite/21_strings/ctor_copy_dtor.cc: Add test04. Co-Authored-By: Gabriel Dos Reis <gdr@codesourcery.com> From-SVN: r54255