* hash.c (env_shift): ditto.

* hash.c (env_invert): ditto.

* hash.c (env_replace): ditto.

* hash.c (env_update): ditto.

* array.c (rb_ary_join): dispatch based on "to_str".

* array.c (rb_ary_times): ditto.

* array.c (rb_ary_equal): ditto.

* process.c (rb_f_exec): dispatch based on "to_ary".

* eval.c (umethod_bind): exact class match is not required.  relax
  the restriction to subclasses.

* eval.c (rb_eval): call "inherited" before executing class body.

* class.c (rb_define_class): call "inherited" after defining the
  constant.

* class.c (rb_define_class_under): ditto.

* eval.c (massign): expand first element if RHS is an array and
  its size is 1, and LHS has concrete assignment target (i.e. LHS
  has target(s) other than *var).

* eval.c (massign): avoid unnecessary avalue/svalue conversion.

* eval.c (rb_yield_0): ditto

* array.c (rb_ary_update): do not allocate unused array if rpl is
  nil (i.e. merely removing elements).

* io.c (io_read): should resize supplied string if it's shorter
  than expected.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3307 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  asin, acosh, atanh, log, log10 and sqrt.

* eval.c (rb_add_method): initialize should always be private.

* parse.y (expr): add rescue modifier rule.

* parse.y (command_call): return, break and next with argument is
  now part of this rule.

* parse.y (yylex): "a" in "a /5" should be considered as a local
  variable. [experimental]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3041 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  substring, slice! should return nil without exception.

* array.c (rb_ary_insert): type fixed.

* string.c (rb_str_split_m): accept separator value nil as well.

* string.c (rb_str_become): was leaking memory.

* class.c (rb_include_module): should not alter other
  classes/modules by inclusion.  by this fix, local order may not
  be preserved for some cases.

* class.c (include_class_new): module may be T_ICLASS; retrieve
  original module information.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2632 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  string literals.

* parse.y (here_document): should be aware of __END__ within here
  documents.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2592 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1868 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  expression interpolation.

* pack.c (pack_unpack): should give length to utf8_to_uv().

* pack.c (utf8_to_uv): add length check.

* massages: replace "wrong #" by "wrong number".

* marshal.c (w_float): output Infinity and NaN explicitly.

* marshal.c (r_object): support new explicit float format.

* eval.c (rb_thread_wait_for): select may cause ERESTART on
  Solaris.

* eval.c (rb_thread_select): ditto.

* array.c (rb_ary_join): dumped core if sep is not T_STRING nor T_NIL.

* array.c (rb_ary_join): buffer size calculattion was wrong.

* array.c (rb_ary_to_s): if rb_output_fs is nil, insert newlines
  between array elements (use rb_default_rs as newline litral)
  [experimental].

* gc.c (init_mark_stack): no need to clear mark_stack.

* gc.c (gc_mark_all): need to handle finalizer mark.

* gc.c (gc_mark_rest): use MEMCPY instead of memcpy.

* gc.c (rb_gc_mark): earlier const check to avoid pusing special
  constants into mark stack.

* numeric.c (fix_to_s): 'to_s' now takes optional argument to
  specify radix. [new]

* bignum.c (rb_big_to_s): ditto. [new]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1842 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  TYPE_UCLASS. usage of allocation framework is disabled for now.

* variable.c (rb_class_path): Module may have subclass.

* string.c (rb_str_update): should maintain original negative
  offset.

* string.c (rb_str_subpat_set): ditto

* string.c (rb_str_aset): ditto.

* re.c (rb_reg_nth_match): should check negative nth.

* re.c (rb_reg_nth_defined): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1764 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  and Marshal::MINOR_VERSION.

* marshal.c (marshal_load): ruby_verbose test should be wrapped by
  RTEST().

* hash.c (rb_hash_index): should return nil (not the default
  value) if value is not in the hash.

* numeric.c (num_div): new method added.  alias to '/' which
  should be preserved even if '/' is redefined (e.g. by
  mathn). [new]

* bignum.c (rb_cstr2inum): "0 ff".hex should return 0, not 255.

* file.c (rb_file_s_expand_path): fixed using CharNext().


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1658 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1363 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@996 b2dd03c8-39d4-4d8f-98ff-823fe69b080e