diff options
| author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-03-25 18:16:16 +0000 |
|---|---|---|
| committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-03-25 18:16:16 +0000 |
| commit | f84d286415328e4dfd64968d146d916ce60791aa (patch) | |
| tree | 78ab593b57f2915c707d77f19e5f3f948e88a1c6 /test | |
| parent | d41018464386c1ce686a65af03fb711a9af1baa1 (diff) | |
merge revision(s) 57688,57689: [Backport #13242]
rational.c: infinity in power
* rational.c (nurat_expt): return Infinity due to overflow.
[ruby-core:79686] [Bug #13242]:
rational.c: infinity in power
* rational.c (nurat_expt): return 0 due to overflow.
[ruby-core:79686] [Bug #13242]:
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@58117 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_rational.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb index 44f7280071..76850053e6 100644 --- a/test/ruby/test_rational.rb +++ b/test/ruby/test_rational.rb @@ -931,6 +931,12 @@ class Rational_Test < Test::Unit::TestCase assert_raise(ZeroDivisionError, bug5713) { Rational(0, 1) ** Rational(-2,3) } end + def test_power_overflow + bug = '[ruby-core:79686] [Bug #13242]: Infinity due to overflow' + x = EnvUtil.suppress_warning {4r**40000000} + assert_predicate x, :infinite?, bug + end + def test_known_bug end |