[Bug libstdc++/48257] std::string::assign() corrupts std::string static data when called on emptyString1 using emptyString2.data()

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48257



Jonathan Wakely <redi at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|UNCONFIRMED                 |RESOLVED

         Resolution|                            |INVALID



--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-03-23 
16:59:31 UTC ---

this is undefined behaviour, the standard requires that emptyStr2.data() points

to an array of at least 4 chars