benchmark: drop all bm_ prefix for legacy driver.rb

benchmark/*.rb is only benchmarks now. We don't need prefixes.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63928 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 0 deletions

diff --git a/benchmark/vm_thread_alive_check1.rb b/benchmark/vm_thread_alive_check1.rb
new file mode 100644
index 0000000000..c993accdda
--- /dev/null
+++ b/benchmark/vm_thread_alive_check1.rb
@@ -0,0 +1,6 @@
+5_000.times{
+  t = Thread.new{}
+  while t.alive?
+    Thread.pass
+  end
+}