mrkn 161ece4795 numeric.c: Fix negative step with float components
* numeric.c (ruby_float_step): fix negative step with float components.

* test/ruby/test_numeric.c (test_step_bug15537): add tests.

* test/ruby/test_range.c (test_step_bug15537): add tests.

[Bug #15537] [ruby-core:91101]

From: shuujii (Shuji KOBAYASHI) <shuujii@gmail.com>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66914 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2019-01-24 05:30:42 +00:00
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