1 files changed, 0 insertions, 1 deletions
diff --git a/src/preamble.js b/src/preamble.js
index 33c9515d..a2efad57 100644
--- a/src/preamble.js
+++ b/src/preamble.js
@@ -39,7 +39,6 @@ function assert(condition, text) {
   if (!condition) {
     var text = "Assertion failed: " + text;
     print(text + ':\n' + (new Error).stack);
-    if (this[alert]) alert(text)
     throw "Assertion: " + text;
   }
 }