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-rw-r--r--test/ruby/test_literal.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/ruby/test_literal.rb b/test/ruby/test_literal.rb
index ed93b74cff..579a39dee8 100644
--- a/test/ruby/test_literal.rb
+++ b/test/ruby/test_literal.rb
@@ -484,6 +484,7 @@ class TestRubyLiteral < Test::Unit::TestCase
'1.0r',
'1.0i',
'1.72723e-77',
+ '//',
) do |key|
assert_warning(/key #{Regexp.quote(eval(key).inspect)} is duplicated/) do
eval("{#{key} => :bar, #{key} => :foo}")