diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b5479fa9355..7a14993dc5e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2001-10-16  Stan Shebs  <shebs@apple.com>
+
+	* config/rs6000/darwin.h (ASM_COMMENT_START): Define.
+
 2001-10-16  Alan Modra  <amodra@bigpond.net.au>
 
 	* recog.c: Formatting and comment typo fixes.
diff --git a/gcc/config/rs6000/darwin.h b/gcc/config/rs6000/darwin.h
index b63e963d29a..768f4d77e27 100644
--- a/gcc/config/rs6000/darwin.h
+++ b/gcc/config/rs6000/darwin.h
@@ -128,6 +128,11 @@ Boston, MA 02111-1307, USA.  */
 #define ASM_OUTPUT_SKIP(FILE,SIZE)  \
   fprintf (FILE, "\t.space %d\n", SIZE)
 
+/* Override the standard rs6000 definition.  */
+
+#undef ASM_COMMENT_START
+#define ASM_COMMENT_START ";"
+
 /* FP save and restore routines.  */
 #define	SAVE_FP_PREFIX "._savef"
 #define SAVE_FP_SUFFIX ""