From ab9e189988c47ed01dca87037863b70ffd547b5b Mon Sep 17 00:00:00 2001
From: Eric Milles <eric.milles@thomsonreuters.com>
Date: Mon, 16 Apr 2018 18:05:53 -0500
Subject: [PATCH] Fix for index out-of-bounds on incomplete static import

#412
---
 .../src/org/apache/groovy/parser/antlr4/AstBuilder.java         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/base/org.codehaus.groovy26/src/org/apache/groovy/parser/antlr4/AstBuilder.java b/base/org.codehaus.groovy26/src/org/apache/groovy/parser/antlr4/AstBuilder.java
index db840ed31e..d8b764cf1e 100644
--- a/base/org.codehaus.groovy26/src/org/apache/groovy/parser/antlr4/AstBuilder.java
+++ b/base/org.codehaus.groovy26/src/org/apache/groovy/parser/antlr4/AstBuilder.java
@@ -710,7 +710,7 @@ public ImportNode visitImportDeclaration(ImportDeclarationContext ctx) {
                 // GRECLIPSE edit
                 //configureAST(classNode, ctx);
                 ASTNode typeNode = PositionConfigureUtils.configureAST(classNode instanceof ImmutableClassNode ? new ClassExpression(classNode) : classNode, ctx.qualifiedName());
-                PositionConfigureUtils.configureEndPosition(typeNode, identifierList.get(identifierListSize - 2).getStop());
+                PositionConfigureUtils.configureEndPosition(typeNode, identifierList.get(Math.max(0, identifierListSize - 2)).getStop());
                 configureAST(typeNode);
                 // GRECLIPSE end