From 750e7d91ed09ed8c0b94c1d74c3e30eec38d970f Mon Sep 17 00:00:00 2001
From: Mark Thom <markjordanthom@gmail.com>
Date: Mon, 25 Dec 2017 14:01:36 -0700
Subject: [PATCH] trim down set_cp

---
 src/prolog/machine.rs | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/prolog/machine.rs b/src/prolog/machine.rs
index 8c723981..014d2078 100644
--- a/src/prolog/machine.rs
+++ b/src/prolog/machine.rs
@@ -1660,8 +1660,6 @@ impl MachineState {
 
                 match addr {
                     Addr::Con(Constant::Usize(nb)) => {
-                        self.b0 = nb;
-
                         if self.b > nb {
                             self.b = nb;
                             self.tidy_trail();
-- 
2.54.0