diff --git a/gprof/ChangeLog b/gprof/ChangeLog
index b5692f9901..2f490fbb6d 100644
--- a/gprof/ChangeLog
+++ b/gprof/ChangeLog
@@ -1,3 +1,8 @@
+1999-08-06  Ian Lance Taylor  <ian@zembu.com>
+
+	From Brad Lucier <lucier@math.purdue.edu>:
+	* corefile.c (core_create_line_syms): Add cast for printf.
+
 1999-07-21  Ian Lance Taylor  <ian@zembu.com>
 
 	From Mark Elbrecht:
diff --git a/gprof/corefile.c b/gprof/corefile.c
index 24539bcdf9..790fc28620 100644
--- a/gprof/corefile.c
+++ b/gprof/corefile.c
@@ -723,8 +723,9 @@ DEFUN (core_create_line_syms, (core_bfd), bfd * core_bfd)
 	  discard_underscores = 0;
 	}
 
-      DBG (AOUTDEBUG, printf ("[core_create_line_syms] %d %s 0x%lx\n",
-			      ltab.limit - ltab.base, ltab.limit->name,
+      DBG (AOUTDEBUG, printf ("[core_create_line_syms] %lu %s 0x%lx\n",
+			      (unsigned long) (ltab.limit - ltab.base),
+			      ltab.limit->name,
 			      (unsigned long) ltab.limit->addr));
       ++ltab.limit;
     }