From 4a574f7ad985d7e5d1d1596b7632e4db8620e65b Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 23 May 2016 03:30:30 +0000
Subject: bigdecimal.c: fix FloatDomainError

* ext/bigdecimal/bigdecimal.c (GetVpValueWithPrec): consider
  non-finite float values not to raise FloatDomainError.
  [ruby-core:75682] [Bug #12414]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55123 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/bigdecimal/test_bigdecimal.rb | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'test')

diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb
index f10c50b47a..4296b50c59 100644
--- a/test/bigdecimal/test_bigdecimal.rb
+++ b/test/bigdecimal/test_bigdecimal.rb
@@ -459,6 +459,18 @@ class TestBigDecimal < Test::Unit::TestCase
     assert_equal(false, BigDecimal.new("NaN") > n1)
   end
 
+  def test_cmp_float_nan
+    assert_equal(nil, BigDecimal.new("1") <=> Float::NAN)
+  end
+
+  def test_cmp_float_pos_inf
+    assert_equal(-1, BigDecimal.new("1") <=> Float::INFINITY)
+  end
+
+  def test_cmp_float_neg_inf
+    assert_equal(+1, BigDecimal.new("1") <=> -Float::INFINITY)
+  end
+
   def test_cmp_failing_coercion
     n1 = BigDecimal.new("1")
     assert_equal(nil, n1 <=> nil)
-- 
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