https://git.ruby-lang.org/ruby.git/commit/?id=822d7ae316

From 822d7ae31659e4ab60c4d1aa6d088577d6bc74b0 Mon Sep 17 00:00:00 2001
From: Kazuhiro NISHIYAMA <zn@m...>
Date: Tue, 19 Nov 2019 17:34:43 +0900
Subject: Add a test

and rename from b.rb

[ruby-core:95055] [Bug #16177]

diff --git a/test/ruby/test_autoload.rb b/test/ruby/test_autoload.rb
index 3b013c1..53510e8 100644
--- a/test/ruby/test_autoload.rb
+++ b/test/ruby/test_autoload.rb
@@ -323,7 +323,7 @@ p Foo::Bar https://github.com/ruby/ruby/blob/trunk/test/ruby/test_autoload.rb#L323
 
   def test_autoload_same_file
     Dir.mktmpdir('autoload') do |tmpdir|
-      File.write("#{tmpdir}/b.rb", "#{<<~'begin;'}\n#{<<~'end;'}")
+      File.write("#{tmpdir}/bug14742.rb", "#{<<~'begin;'}\n#{<<~'end;'}")
       begin;
         module Foo; end
         module Bar; end
@@ -331,8 +331,8 @@ p Foo::Bar https://github.com/ruby/ruby/blob/trunk/test/ruby/test_autoload.rb#L331
       3.times do # timing-dependent, needs a few times to hit [Bug #14742]
         assert_separately(%W[-I #{tmpdir}], "#{<<-'begin;'}\n#{<<-'end;'}")
         begin;
-          autoload :Foo, 'b'
-          autoload :Bar, 'b'
+          autoload :Foo, 'bug14742'
+          autoload :Bar, 'bug14742'
           t1 = Thread.new do Foo end
           t2 = Thread.new do Bar end
           t1.join
@@ -345,6 +345,26 @@ p Foo::Bar https://github.com/ruby/ruby/blob/trunk/test/ruby/test_autoload.rb#L345
     end
   end
 
+  def test_autoload_same_file_with_raise
+    Dir.mktmpdir('autoload') do |tmpdir|
+      File.write("#{tmpdir}/bug16177.rb", "#{<<~'begin;'}\n#{<<~'end;'}")
+      begin;
+        raise '[ruby-core:95055] [Bug #16177]'
+      end;
+      assert_raise(RuntimeError, '[ruby-core:95055] [Bug #16177]') do
+        assert_separately(%W[-I #{tmpdir}], "#{<<-'begin;'}\n#{<<-'end;'}")
+        begin;
+          autoload :Foo, 'bug16177'
+          autoload :Bar, 'bug16177'
+          t1 = Thread.new do Foo end
+          t2 = Thread.new do Bar end
+          t1.join
+          t2.join
+        end;
+      end
+    end
+  end
+
   def test_no_leak
     assert_no_memory_leak([], '', <<~'end;', 'many autoloads', timeout: 60)
       200000.times do |i|
-- 
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