merge revision(s) 44772,44773: [Backport ruby#9430]

	benchmark/driver: avoid large alloc in driver process

	* benchmark/driver: avoid large alloc in driver process
  [ruby-core:59869] [Bug ruby#9430]
	* benchmark/driver: avoid large alloc in driver process
	  [ruby-core:59869] [Bug ruby#9430]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@44942 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: unak

ChangeLog

@@ -1,3 +1,8 @@
+Fri Feb 14 15:21:21 2014  Eric Wong <e@80x24.org>
+
+	* benchmark/driver: avoid large alloc in driver process
+	  [ruby-core:59869] [Bug #9430]
+
 Fri Feb 14 15:17:17 2014  Yusuke Endoh  <mame@tsg.ne.jp>
 
 	* ext/fiddle/closure.c: use sizeof(*pcl) for correct sizeof value.

benchmark/driver.rb

@@ -220,7 +220,7 @@ def measure_file file
   def measure executable, file
     cmd = "#{executable} #{file}"
     m = Benchmark.measure{
-      `#{cmd}`
+      system(cmd, out: File::NULL)
     }
 
     if $? != 0

version.h

@@ -1,5 +1,5 @@
 #define RUBY_VERSION "1.9.3"
-#define RUBY_PATCHLEVEL 523
+#define RUBY_PATCHLEVEL 524
 
 #define RUBY_RELEASE_DATE "2014-02-14"
 #define RUBY_RELEASE_YEAR 2014