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-rw-r--r--test/ruby/test_rational.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb
index c1e7d824d1..e0cb8db99e 100644
--- a/test/ruby/test_rational.rb
+++ b/test/ruby/test_rational.rb
@@ -959,6 +959,8 @@ class Rational_Test < Test::Unit::TestCase
bug = '[ruby-core:79686] [Bug #13242]: Infinity due to overflow'
x = EnvUtil.suppress_warning {4r**40000000}
assert_predicate x, :infinite?, bug
+ x = EnvUtil.suppress_warning {(1/4r)**40000000}
+ assert_equal 0, x, bug
end
def test_positive_p