[Bug tree-optimization/86199] warn on calls to strlen with same argument as in strnlen

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86199

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2018-06-18
     Ever confirmed|0                           |1