[Bug sanitizer/81902] New: new -fsanitize=pointer-overflow option undocumented

["msebor at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81902

            Bug ID: 81902
           Summary: new -fsanitize=pointer-overflow option undocumented
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Keywords: documentation
          Severity: normal
          Priority: P3
         Component: sanitizer
          Assignee: unassigned at gcc dot gnu.org
          Reporter: msebor at gcc dot gnu.org
                CC: dodji at gcc dot gnu.org, dvyukov at gcc dot gnu.org,
                    jakub at gcc dot gnu.org, kcc at gcc dot gnu.org, marxin at gcc dot gnu.org
            Blocks: 80998
  Target Milestone: ---
          Keywords: documentation
            Blocks: 80998

While working on an overview of features new in GCC 8 I came across r250656
which added two new sanitizer options: -fsanitize=pointer-overflow and
-fsanitize-recover=pointer-overflow.  Unfortunately the options are  not
documented.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80998
[Bug 80998] Implement -fsanitize=pointer-overflow