# $Id: op_asgn2.rb,v 1.2 2003/12/30 06:11:02 yuya Exp $

class Foo
  def initialize(val)
    @val = val
  end
  attr_accessor :val
end

p(Foo.new(2).val |= 1)

# NodeDump V0.1.7
# 
# NODE_BLOCK: 
#   NODE_NEWLINE:  [op_asgn2.rb:3]
#     NODE_CLASS:  class 8965 (Foo)
#       NODE_SCOPE: 
#         NODE_BLOCK: 
#           NODE_NEWLINE:  [op_asgn2.rb:4]
#             NODE_DEFN:  method 2865 (initialize)
#               NODE_SCOPE: 
#                 NODE_BLOCK: 
#                   NODE_ARGS:  count = 1
#                     additional default values:
#                   NODE_NEWLINE:  [op_asgn2.rb:5]
#                     NODE_IASGN: 
#                       NODE_LVAR:  LV 2 (val)
#                       Assign to IV 8978 (@val)
#           NODE_NEWLINE:  [op_asgn2.rb:7]
#             NODE_FCALL:  to function: 3265 (attr_accessor)
#               Parameters:
#                 NODE_ARRAY:  size = 1
#                   NODE_LIT:  Symbol: 8969 (val)
#   NODE_NEWLINE:  [op_asgn2.rb:10]
#     NODE_FCALL:  to function: 6753 (p)
#       Parameters:
#         NODE_ARRAY:  size = 1
#           NODE_OP_ASGN2:  to method: 8969 (val)
#           Receiver:
#             NODE_CALL:  to method: 3177 (new)
#             Receiver:
#               NODE_CONST:  8965 (Foo)
#               Parameters:
#                 NODE_ARRAY:  size = 1
#                   NODE_LIT:  Fixnum: 2
#             using: 124 (|)
#             NODE_LIT:  Fixnum: 1