From e6883ef68880dc6682ab8bad5c390619e672933f Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 18 Jan 2018 03:29:12 +0000
Subject: parse.y: fix overflow

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61900 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/-ext-/ast/test_ast.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'test')

diff --git a/test/-ext-/ast/test_ast.rb b/test/-ext-/ast/test_ast.rb
index d5bdff154a..06bb0bf5e2 100644
--- a/test/-ext-/ast/test_ast.rb
+++ b/test/-ext-/ast/test_ast.rb
@@ -129,4 +129,12 @@ class TestAst < Test::Unit::TestCase
       assert_equal([], helper.errors)
     end
   end
+
+  def test_column_with_long_heredoc_identifier
+    term = "A"*257
+    ast = AST.parse("<<-#{term}\n""ddddddd\n#{term}\n")
+    node = ast.children[1]
+    assert_equal("NODE_STR", node.type)
+    assert_equal(0, node.first_column)
+  end
 end
-- 
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