diff options
| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-04-20 00:10:46 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-04-20 00:10:46 +0000 |
| commit | ad5a6aa790068a323f9129e92b383c9685700b51 (patch) | |
| tree | d9c1790847a962c18b30502bd7d1305566573f1c /test/ruby | |
| parent | 5a5c9a706c2578a17b95b4afb3c1baaa9e862166 (diff) | |
range.c: fix fixnum loop condition
* range.c (range_step): FIXABLE + FIXABLE never overflow, but may
not be FIXABLE. [Feature #12912]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63207 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby')
| -rw-r--r-- | test/ruby/test_range.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb index 84319d7d42..dbfe495f29 100644 --- a/test/ruby/test_range.rb +++ b/test/ruby/test_range.rb @@ -3,6 +3,7 @@ require 'test/unit' require 'delegate' require 'timeout' require 'bigdecimal' +require 'rbconfig/sizeof' class TestRange < Test::Unit::TestCase def test_new @@ -244,6 +245,11 @@ class TestRange < Test::Unit::TestCase (2**32-1 .. ).step(2) {|x| a << x; break if a.size == 2 } assert_equal([4294967295, 4294967297], a) + a = [] + max = RbConfig::LIMITS["FIXNUM_MAX"] + (max..).step {|x| a << x; break if a.size == 2 } + assert_equal([max, max+1], a) + o1 = Object.new o2 = Object.new def o1.<=>(x); -1; end |