From e73c5d0802357bec12bb27f39a6445f3efb76506 Mon Sep 17 00:00:00 2001
From: jmoenig <jens@moenig.org>
Date: Fri, 22 Oct 2021 15:50:54 +0200
Subject: [PATCH] bignum library: fixed IS IDENTICAL

---
 HISTORY.md           | 1 +
 libraries/bignums.js | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/HISTORY.md b/HISTORY.md
index 44c1baa3..a400e404 100755
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -50,6 +50,7 @@
 * blocks: tweaked blocks layout for hidden expansion slots
 * blocks, objects, store, threads: made SEND blocks expandable for receivers and renamed them back to BROADCAST 
 * threads: deep copy atomic lists sent from one scene to another
+* bignum library: fixed IS IDENTICAL
 
 ### 2021-10-21
 * threads, objects: make "when I receive 'any message'" hat scripts threadsafe (uninterruptable by other messages)
diff --git a/libraries/bignums.js b/libraries/bignums.js
index 8e4ef91f..427d56b5 100644
--- a/libraries/bignums.js
+++ b/libraries/bignums.js
@@ -266,7 +266,7 @@ function loadBlocks (useBigNums) {
             reportIsIdentical: function (a, b) {
                 x = parseNumber(a);
                 y = parseNumber(b);
-                if (Number.isNaN(x) || Number.isNaN(y)) return originalPrims.reportIsIdentical(a, b);
+                if (Number.isNaN(x) || Number.isNaN(y)) return originalPrims.reportIsIdentical.call(this, a, b);
                 return fn['='](x, y);
             },
             reportMonadic: function (fname, n) {