Use memset/memcmp instead of bzero/bcmp.

Use memset/memcmp instead of bzero/bcmp.

	* c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
	(dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
	perm_calloc, get_identifier, maybe_get_identifier,
	real_value_from_int_cst, simple_cst_equal), varasm.c
	(assemble_name, assemble_real, immed_real_const_1,
	compare_constant_1, decode_rtx_const, output_constant_pool): Use
	strrchr () instead of rindex ().  Use memcmp () instead of bcmp
	().  Use memcpy () instead of bcopy ().  Use memset () instead of
	bzero ().

cp:
	* tree.c (cp_tree_equal): Use memcmp () instead of bcmp ().

From-SVN: r37228