https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60936
--- Comment #39 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Wed Sep 20 12:01:44 2017 New Revision: 253007 URL: https://gcc.gnu.org/viewcvs?rev=253007&root=gcc&view=rev Log: PR libstdc++/60936 fix length calculation Backport from mainline 2017-02-16 Jonathan Wakely <jwak...@redhat.com> PR libstdc++/60936 * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length written to buffer, not length remaining in buffer. Backport from mainline 2017-02-08 Gerald Pfeifer <ger...@pfeifer.com> * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL. Modified: branches/gcc-6-branch/libstdc++-v3/ChangeLog branches/gcc-6-branch/libstdc++-v3/src/c++11/snprintf_lite.cc