[Bug c/87387] New: runk/gcc/builtins.c:585:7: warning: explicitly assigning value of variable of type 'tree' (aka 'tree_node *') to itself [-Wself-assign]

[dcb314 at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87387

            Bug ID: 87387
           Summary: runk/gcc/builtins.c:585:7: warning: explicitly
                    assigning value of variable of type 'tree' (aka
                    'tree_node *') to itself [-Wself-assign]
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dcb314 at hotmail dot com
  Target Milestone: ---

Source code is

     if (code == ADDR_EXPR
          && TREE_CODE (TREE_OPERAND (rhs1, 0)) == ARRAY_REF)
        rhs1 = rhs1;

svn blame says

264328        law       if (code == ADDR_EXPR
264328        law         && TREE_CODE (TREE_OPERAND (rhs1, 0)) == ARRAY_REF)
264328        law       rhs1 = rhs1;