diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5700c4f163556101559e433afc109714635cb801..983a2fb8e4585398b4b38a946e8ce96b66055970 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2000-08-22  Richard Henderson  <rth@cygnus.com>
+
+	* flow.c (tidy_fallthru_edge): Update b->end properly.
+
 2000-08-22  Stan Cox  <scox@redhat.com>
 
         * Makefile.in (OBJS): Add dependence.o.
diff --git a/gcc/flow.c b/gcc/flow.c
index ad3403974a653308edfffe7eac9f1f8506d05c09..1291ac404a608e66d384955e75f6e67eb3b9d11d 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -2554,7 +2554,9 @@ tidy_fallthru_edge (e, b, c)
 	  NOTE_SOURCE_FILE (q) = 0;
 	}
       else
-	b->end = q = PREV_INSN (q);
+	q = PREV_INSN (q);
+
+      b->end = q;
     }
 
   /* Selectively unlink the sequence.  */