From aa6e98139c8e1ea442fb2182341aaa08ff55b529 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 14 May 2013 11:27:23 +0000
Subject: add tag v1_9_3_426

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_3_426@40733 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_9_3/benchmark/bm_so_random.rb | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 ruby_1_9_3/benchmark/bm_so_random.rb

(limited to 'ruby_1_9_3/benchmark/bm_so_random.rb')

diff --git a/ruby_1_9_3/benchmark/bm_so_random.rb b/ruby_1_9_3/benchmark/bm_so_random.rb
new file mode 100644
index 0000000000..57f700b863
--- /dev/null
+++ b/ruby_1_9_3/benchmark/bm_so_random.rb
@@ -0,0 +1,20 @@
+# from http://www.bagley.org/~doug/shootout/bench/random/random.ruby
+
+IM = 139968.0
+IA = 3877.0
+IC = 29573.0
+
+$last = 42.0
+
+def gen_random(max)
+  (max * ($last = ($last * IA + IC) % IM)) / IM
+end
+
+N = 3_000_000
+
+i=0
+while i<N
+  i+=1
+  gen_random(100.0)
+end
+# "%.9f" % gen_random(100.0)
-- 
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