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From: "paolo.carlini at oracle dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/58415] __sso_string_base move constructor does not null terminate local data when moving from empty string Date: Fri, 13 Sep 2013 16:59:00 -0000 [thread overview] Message-ID: <bug-58415-4-DoPpCze6DS@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-58415-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58415 Paolo Carlini <paolo.carlini at oracle dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2013-09-13 Assignee|unassigned at gcc dot gnu.org |paolo.carlini at oracle dot com Ever confirmed|0 |1 --- Comment #1 from Paolo Carlini <paolo.carlini at oracle dot com> --- Urgh, thanks for your report. The move constructor is wrongly setting the length "by hand" instead of using _M_set_length, per the below. I'm going to commit the fix momentarily to mainline and 4_8-branch. Thanks again. Index: include/ext/sso_string_base.h =================================================================== --- include/ext/sso_string_base.h (revision 202561) +++ include/ext/sso_string_base.h (working copy) @@ -362,8 +362,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } _M_length(__rcs._M_length()); - __rcs._M_length(0); __rcs._M_data(__rcs._M_local_data); + __rcs._M_set_length(0); } #endif
next prev parent reply other threads:[~2013-09-13 16:59 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-09-13 16:16 [Bug libstdc++/58415] New: " mkirzinger at gmail dot com 2013-09-13 16:59 ` paolo.carlini at oracle dot com [this message] 2013-09-13 17:26 ` [Bug libstdc++/58415] " mkirzinger at gmail dot com 2013-09-13 17:29 ` paolo.carlini at oracle dot com 2013-09-13 18:32 ` paolo at gcc dot gnu.org 2013-09-13 18:33 ` paolo at gcc dot gnu.org 2013-09-13 18:34 ` paolo.carlini at oracle dot com
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