PR 6575

	PR 6575
	* hash.c: Expand PTR to void *.
	(hash_delete): Add "freeme" parameter.  Call obstack_free.
	* hash.h: Expand PTR to void *.
	(hash_delete): Update prototype.
	* macro.c (macro_expand_body): hash_delete LOCALs from formal_hash.
	* config/tc-tic54x.c (tic54x_remove_local_label): Update hash_delete
	call.
	(subsym_substitute): Likewise.
	* doc/internals.texi (hash_delete): Update.