From 50573f4f0611f8325a9073e0840218fc74fc8319 Mon Sep 17 00:00:00 2001
From: Alexey Andreev <Alexey.Andreev@jetbrains.com>
Date: Thu, 30 Aug 2018 11:10:23 +0300
Subject: [PATCH] Prevent minifier from generating NaN function

---
 .../org/teavm/backend/javascript/rendering/RenderingUtil.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/teavm/backend/javascript/rendering/RenderingUtil.java b/core/src/main/java/org/teavm/backend/javascript/rendering/RenderingUtil.java
index 4a1d657a4..ecbc05cbf 100644
--- a/core/src/main/java/org/teavm/backend/javascript/rendering/RenderingUtil.java
+++ b/core/src/main/java/org/teavm/backend/javascript/rendering/RenderingUtil.java
@@ -24,7 +24,8 @@ public final class RenderingUtil {
     public static final Set<String> KEYWORDS = Collections.unmodifiableSet(new HashSet<>(Arrays.asList("break", "case",
             "catch", "class", "const", "continue", "debugger", "default", "delete", "do", "else", "export",
             "extends", "finally", "for", "function", "if", "import", "in", "instanceof", "new", "return",
-            "super", "switch", "this", "throw", "try", "typeof", "var", "void", "while", "with", "yield")));
+            "super", "switch", "this", "throw", "try", "typeof", "var", "void", "while", "with", "yield",
+            "NaN")));
     public static final String VARIABLE_START_CHARS = "abcdefghijklmnopqrstuvwxyz";
     public static final String VARIABLE_PART_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";