[Bug libstdc++/54392] [4.6/4.7/4.8 Regression] std::string::append() fails to update length

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54392

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2012-08-28
                 CC|                            |paolo.carlini at oracle dot
                   |                            |com
     Ever Confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2012-08-28 18:03:34 
UTC ---
It is caused by revision 148850:

http://gcc.gnu.org/ml/gcc-cvs/2009-06/msg00833.html