* numeric.c (flo_to_s): tweak output string based to preserve
decimal point and to remove trailing zeros. [ruby-talk:97891]
* string.c (rb_str_index_m): use unsigned comparison for T_FIXNUM
search. [ruby-talk:97342]
* hash.c (rb_hash_equal): returns true if two hashes have same set
of key-value set. [ruby-talk:97559]
* hash.c (rb_hash_eql): returns true if two hashes are equal and
have same default values.
* string.c (rb_str_equal): always returns true or false, never
returns nil. [ruby-dev:23404]
* io.c (rb_io_reopen): should use rb_io_check_io().
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@6263 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
iterator to an external iterator.
* lib/abbrev.rb: A new library which creates an abbreviation table
from a list.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4767 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
