From 04d05db27ec4a160dcb3d3ff2934184fef455dbf Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Thu, 25 May 2017 20:39:08 +1000
Subject: [PATCH] py/vm: Fix bug with unwind jump popping the iterator from a
 for loop.

This patch fixes a regression introduced by
088740ecc40476fd0796a3ef6a68ee7c677eae64
---
 py/vm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/py/vm.c b/py/vm.c
index 9704bc15ac..5094e3e450 100644
--- a/py/vm.c
+++ b/py/vm.c
@@ -690,8 +690,7 @@ unwind_jump:;
                     }
                     ip = (const byte*)MP_OBJ_TO_PTR(POP()); // pop destination ip for jump
                     if (unum != 0) {
-                        // pop iter and iter_buf
-                        sp--;
+                        // pop the exhausted iterator
                         sp -= MP_OBJ_ITER_BUF_NSLOTS;
                     }
                     DISPATCH_WITH_PEND_EXC_CHECK();