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-rw-r--r--bootstraptest/test_knownbug.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/bootstraptest/test_knownbug.rb b/bootstraptest/test_knownbug.rb
index 1eaff72f7..39e6295f0 100644
--- a/bootstraptest/test_knownbug.rb
+++ b/bootstraptest/test_knownbug.rb
@@ -47,3 +47,12 @@ assert_equal 'ok', %q{
:ng
end
}, '[ruby-dev:32452]'
+
+assert_equal 'ok', %q{
+ begin
+ "\xa1\xa1".force_encoding("euc-jp") + "\xa1".force_encoding("ascii-8bit")
+ :ng
+ rescue ArgumentError
+ :ok
+ end
+}