diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 207595eb229b..5cd78f7f45fc 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2000-10-20  Richard Henderson  <rth@cygnus.com>
+
+	* function.c (locate_and_pad_parm): Zero alignment_pad.
+
 Fri Oct 20 13:33:16 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
 	* dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
diff --git a/gcc/function.c b/gcc/function.c
index 07528ec3298e..40c5f57edaaf 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -5117,6 +5117,8 @@ locate_and_pad_parm (passed_mode, type, in_regs, fndecl,
 
   arg_size_ptr->var = 0;
   arg_size_ptr->constant = 0;
+  alignment_pad->var = 0;
+  alignment_pad->constant = 0;
 
 #ifdef ARGS_GROW_DOWNWARD
   if (initial_offset_ptr->var)