[DOC] Fix NEWS about Symbol GC

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test_m17n_comb.rb: refine assertions

* test/ruby/test_m17n_comb.rb (test_str_scan): refine assertion
  messages.

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re.c: class name encoding

* re.c (match_inspect): preserve class name encoding by PRIsVALUE.

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string.c: mustnot_broken

* string.c (mustnot_broken): extract function to reject invalid
  byte sequence, from rb_str_split_m().

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string.c: search by rb_str_index

* re.c (match_regexp): set regexp for MatchData from string.
* re.c (rb_backref_set_string): create MatchData from string and
  set backref.
* string.c (rb_pat_search, rb_str_sub, rb_str_sub_bang, str_gsub),
  (scan_once, rb_str_scan, rb_str_partition): use rb_str_index
  instead of rb_reg_search() when pattern is a String.  based on
  the patch by Sam Rawlins <sam.rawlins@gmail.com> [Fixes GH-579]

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string.c: suppress warnings

* string.c (rb_str_sub_bang, str_gsub): initialize conditionally
  assigned variables to suppress maybe-uninitialized warnings.

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* ext/psych/lib/psych.rb: Merge psych-2.0.5. bump version to
  libyaml-0.1.6 for CVE-2014-2525.
* ext/psych/yaml/config.h: ditto.
* ext/psych/yaml/scanner.c: ditto.
* ext/psych/yaml/yaml_private.h: ditto.

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* 2014-03-28

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* ext/psych/psych.gemspec: update gemspec for psych-2.0.5

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revert r45417

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revert r45417

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string.c: unset $~ if unmatch

* string.c (rb_pat_search): unset $~ if the last match failed.

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string.c: backref substitution

* re.c (rb_reg_regsub): allow nil regexp for string matching.

* string.c (rb_str_sub_bang, str_gsub): make substitution if
  replacement string has backref escapes.

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string.c: infect match result

* string.c (rb_pat_search): match result should be infected by the
  pattern.

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.gdbinit (rp): dump T_SYMBOL

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struct.c: not_a_member message

* struct.c (not_a_member): extract name error and use same error
  messages.  based on the patch by Marcus Stollsteimer <sto.mar AT
  web.de> at [ruby-core:61721].  [Bug #9684]

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struct.c: encoding of member name

* struct.c (not_a_member): preserve encoding of member name in
  error messages.

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parse.y: rb_id_attrget

* parse.y (rb_id_attrget): new function to convert setter ID to
  getter ID.

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struct.c: avoid pinning down

* struct.c (rb_struct_set, rb_struct_aref, rb_struct_aset): get
  rid of pinning down dynamic symbols by SYM2ID.

* struct.c (rb_struct_aref_sym, rb_struct_aset_sym): use Symbol
  instead of ID.

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test_member.rb: fix locale depending test failure

* test/-ext-/struct/test_member.rb (test_member_get): set
  default_external encoding to fix locale depending test failure.

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