[PATCH] [3/n] Fix minor SSA_NAME leaks

	* tree-stdarg.c (expand_ifn_va_arg_1): Add missing call to
	unlink_stmt_vdef and release_ssa_name_fn.

From-SVN: r228625

gcc/ChangeLog

 2015-10-08  Jeff Law  <law@redhat.com>
 
+	* tree-stdarg.c (expand_ifn_va_arg_1): Add missing call to
+	unlink_stmt_vdef and release_ssa_name_fn.
+
 	* tree-ssa-dse.c (dse_optimize_stmt): Add missing call to
 	release_defs.
 

gcc/tree-stdarg.c

@@ -1080,6 +1080,8 @@ expand_ifn_va_arg_1 (function *fun)
 
 	/* Remove the IFN_VA_ARG gimple_call.  It's the last stmt in the
 	   bb.  */
+	unlink_stmt_vdef (stmt);
+	release_ssa_name_fn (fun, gimple_vdef (stmt));
 	gsi_remove (&i, true);
 	gcc_assert (gsi_end_p (i));