diff --git a/ChangeLog b/ChangeLog
index 0d4e476a5..bda065e13 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-10-09  Paolo Bonzini  <bonzini@gnu.org>
+
+	* lightning/ppc/funcs.h (jit_flush_code): Subtract 1 from end.
+	Reported by Eli Barzilay and Matthew Flatt.
+
 2008-08-23  Nix  <nix@esperi.org.uk>
 
 	* lightning/i386/Makefile.frag: fp-32.h and fp-64.h are target files.
diff --git a/lightning/ppc/funcs.h b/lightning/ppc/funcs.h
index 9f3df907e..ae9301f93 100644
--- a/lightning/ppc/funcs.h
+++ b/lightning/ppc/funcs.h
@@ -67,6 +67,9 @@ jit_flush_code(void *start, void *end)
         break;
   }
 
+  /* Point end to the last byte being flushed.  */
+  end   =(void*)( (long)(end - 1));
+
   start =(void*)( (long)start - (((long) start) & (cache_line_size - 1)));
   end   =(void*)( (long)end   - (((long) end) & (cache_line_size - 1)));