* lib/date.rb (once): Use Object#object_id instead of Symbol#to_i;

backported from trunk besides the caching.

* lib/erb.rb (ERB::Compiler::TrimScanner#scan): Use
  String#each_line instead of String#each.

* rubytest.rb: Ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@20850 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

rubytest.rb

@@ -37,7 +37,7 @@ $stderr.reopen($stdout)
 error = ''
 
 srcdir = File.dirname(__FILE__)
-`#{ruby} -I#{srcdir}/lib #{srcdir}/sample/test.rb`.each do |line|
+`#{ruby} -I#{srcdir}/lib #{srcdir}/sample/test.rb`.each_line do |line|
   if line =~ /^end of test/
     print "test succeeded\n"
     exit 0