From e5f01dab9d1faebe8f1c8eab3ed805335c4b712d Mon Sep 17 00:00:00 2001 From: nobu Date: Mon, 11 Mar 2019 01:37:16 +0000 Subject: numeric.c: fix infinite loop * numeric.c (int_pow): fix infinite loop in the case of y equal 1 and power of x does not overflow. [ruby-core:91734] [Bug #15651] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67203 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/-ext-/integer/test_integer.rb | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'test/-ext-/integer/test_integer.rb') diff --git a/test/-ext-/integer/test_integer.rb b/test/-ext-/integer/test_integer.rb index cdabb5403b..8d7785047b 100644 --- a/test/-ext-/integer/test_integer.rb +++ b/test/-ext-/integer/test_integer.rb @@ -12,4 +12,15 @@ class Test_Integer < Test::Unit::TestCase assert_fixnum(FIXNUM_MAX) assert_bignum(FIXNUM_MAX+1) end + + def test_positive_pow + assert_separately(%w[-r-test-/integer], "#{<<~"begin;"}\n#{<<~'end;'}", timeout: 3) + begin; + assert_equal(1, 1.positive_pow(1)) + assert_equal(0, 0.positive_pow(1)) + assert_equal(3, 3.positive_pow(1)) + assert_equal(-3, -3.positive_pow(1)) + assert_equal(9, -3.positive_pow(2)) + end; + end end -- cgit v1.2.3