From 3fe3aa58477211ebb651c2dbfac164658d00563d Mon Sep 17 00:00:00 2001
From: Alexey Andreev <konsoletyper@gmail.com>
Date: Fri, 31 May 2019 17:37:05 +0300
Subject: [PATCH] C: fix NPE when building application with errors

---
 .../main/java/org/teavm/model/classes/VirtualTableBuilder.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/src/main/java/org/teavm/model/classes/VirtualTableBuilder.java b/core/src/main/java/org/teavm/model/classes/VirtualTableBuilder.java
index cb2903246..7755cb671 100644
--- a/core/src/main/java/org/teavm/model/classes/VirtualTableBuilder.java
+++ b/core/src/main/java/org/teavm/model/classes/VirtualTableBuilder.java
@@ -274,6 +274,9 @@ public class VirtualTableBuilder {
             Set<String> visited) {
         while (visited.add(className)) {
             TableBuilder table = tables.get(className);
+            if (table == null) {
+                break;
+            }
             EntryBuilder entry = table.entries.get(method);
             if (entry == null) {
                 entry = new EntryBuilder();