From 342223456d578794b05fce317d4c73679fba5ead Mon Sep 17 00:00:00 2001
From: pmacdona <>
Date: Mon, 27 Dec 2021 00:04:33 +0000
Subject: [PATCH] Fixes #60

FossilOrigin-Name: 7f010e1ad78dc0d2d7fc978b651a2d28da327c8a69e1e317fa0e10e429fba72c
---
 src/jsiEval.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/jsiEval.c b/src/jsiEval.c
index 182fbfc..c681071 100644
--- a/src/jsiEval.c
+++ b/src/jsiEval.c
@@ -1383,6 +1383,8 @@ Jsi_RC jsiEvalCodeSub(jsi_Pstate *ps, Jsi_OpCodes *opcodes,
                 break;
             }
             case OP_POP: {
+                if (interp->framePtr->Sp<1)
+                    break;
                 Jsi_Value *tval = _jsi_TOP;
                 if ((interp->evalFlags&JSI_EVAL_RETURN) && (ip+1) >= end && 
                 (Jsi_ValueIsObjType(interp, tval, JSI_OT_ITER)==0 &&