[Bug libstdc++/58415] __sso_string_base move constructor does not null terminate local data when moving from empty string

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58415

--- Comment #5 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Fri Sep 13 18:33:17 2013
New Revision: 202575

URL: http://gcc.gnu.org/viewcvs?rev=202575&root=gcc&view=rev
Log:
2013-09-13  Paolo Carlini  <paolo.carl...@oracle.com>

    PR libstdc++/58415
    * include/ext/sso_string_base.h (__sso_string_base<>::
    __sso_string_base(__sso_string_base&&)): Fix thinkos about
    _M_length vs _M_set_length.
    * testsuite/ext/vstring/cons/58415-1.cc: New.
    * testsuite/ext/vstring/cons/58415-2.cc: Likewise.

Added:
    branches/gcc-4_8-branch/libstdc++-v3/testsuite/ext/vstring/cons/58415-1.cc
    branches/gcc-4_8-branch/libstdc++-v3/testsuite/ext/vstring/cons/58415-2.cc
Modified:
    branches/gcc-4_8-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_8-branch/libstdc++-v3/include/ext/sso_string_base.h