include:
2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * splay-tree.h (splay_tree_compare_strings,
        splay_tree_delete_pointers): Declare new utility functions.

libiberty:
2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * splay-tree.c (splay_tree_compare_strings,
        splay_tree_delete_pointers): New utility functions.

gcc:
2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * tree-dump.c (dump_node): Use splay_tree_delete_pointers.

c-family:
2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * c-lex.c (get_fileinfo): Use splay_tree_compare_strings and
        splay_tree_delete_pointers.

cp:
2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * decl2.c (start_static_storage_duration_function): Use
        splay_tree_delete_pointers.

From-SVN: r260850