[Bug tree-optimization/81694] VRP optimization may introduce buffer overflow vulnerabilities into applications

[scdengyuan at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81694

--- Comment #1 from Yuan Deng <scdengyuan at gmail dot com> ---
Created attachment 41913
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41913&action=edit
patch for this vulnerability