tool/vcs.rb: fix Ruby 1.8 compatibility harder

Arguments after splat do not work under 1.8, either.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48856 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Tue Dec 16 08:53:12 2014  Eric Wong  <e@80x24.org>
+
+	* tool/vcs.rb: fix Ruby 1.8 compatibility harder
+
 Tue Dec 16 07:37:18 2014  Eric Wong  <e@80x24.org>
 
 	* gc.c (GC_HEAP_FREE_SLOTS): move definition to match use order

tool/vcs.rb

@@ -94,8 +94,10 @@ class VCS
       /\A(\d+)-(\d+)-(\d+)\D(\d+):(\d+):(\d+(?:\.\d+)?)\s*(?:Z|([-+]\d\d)(\d\d))\z/ =~ modified or
         raise "unknown time format - #{modified}"
       match = $~[1..6].map { |x| x.to_i }
+      off = $7 ? "#{$7}:#{$8}" : "+00:00"
+      match << off
       begin
-        modified = Time.new(*match, ($7 ? "#{$7}:#{$8}" : "+00:00"))
+        modified = Time.new(*match)
       rescue ArgumentError
         modified = Time.utc(*$~[1..6]) + $7.to_i * 3600 + $8.to_i * 60
       end