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* * hash.c: [DOC] Improve description of symbol key syntaxzzak2015-08-071-1/+1
| | | | | | | | Patch by Raphael Das Gupta in documenting-ruby/ruby#51: https://github.com/documenting-ruby/ruby/pull/51 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51506 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* symbol.c: fix dynamic symbol hash valuenobu2015-07-291-1/+1
| | | | | | | * hash.c (any_hash), symbol.c (dsymbol_alloc): fix dynamic symbol hash value by restricting in Fixnum range, that is `long`. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51432 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: move rb_obj_hashnobu2015-07-291-18/+28
| | | | | | * hash.c (rb_obj_hash): move in order to share with rb_any_hash. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51430 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix symbol hashnobu2015-07-291-0/+15
| | | | | | | * hash.c (rb_sym_hash): return same value as rb_any_hash() of Symbol. [Bug #9381] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51426 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix float hashnobu2015-07-291-2/+4
| | | | | | | * hash.c (rb_any_hash): fix Float hash. rb_dbl_hash() returns a Fixnum, but not a long. [Bug #9381] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51425 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* symbol.h: memoize hashval for RSymbolnormal2015-07-271-1/+2
| | | | | | | | | | | | | | | | | | | | | | This speeds up the hash function for dynamic symbols. [ruby-core:70129] [Bug #11396], nearly up to Ruby 2.1 levels Power-of-two hash sizing [Feature #9425] speeds up cases where we have a good hash, but this means we can no longer hide behind weak hashes. Unfortunately, object IDs do not hash well, but we may use the extra space in the RSymbol struct to memoize the hash value. Further optimizations should be possible. For now, the st.c APIs force us to calculate rb_str_hash redundantly at dsym registration. * symbol.h (struct RSymbol): add hashval field * symbol.c (dsymbol_alloc): setup hashval field once * hash.c (rb_any_hash): return RSymbol->hashval directly * common.mk: hash.o depends on symbol.h Thanks to Bruno Escherl <bruno@escherl.net> for the bug report [ruby-core:70129] [Bug #11396] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51410 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* enum.c (enum_minmax): simplify return value creationnormal2015-06-251-5/+10
| | | | | | | | | | | | | | No need to call three functions on success when one will do. This results in less LoC and smaller object code, too: text data bss dec hex filename 33860 0 296 34156 856c gcc/enum.o-before 33852 0 296 34148 8564 gcc/enum.o * enum.c (enum_minmax): simplify return value creation * test/ruby/test_enum.rb: test behavior on empty git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51036 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fetch_valuesnobu2015-06-121-0/+29
| | | | | | | * hash.c (rb_hash_fetch_values): add `Hash#fetch_values`. [Feature #10017] [Fix GH-776] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * class.c (rb_class_has_methods): added to reduce depenedencyko12015-05-311-2/+1
| | | | | | | | | | to internal class data structure. * internal.h: ditto. * hash.c (has_extra_methods): use added function. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50700 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: check env vars encodingnobu2015-04-191-2/+17
| | | | | | | | * hash.c (get_env_cstr): environment variables must be ASCII compatible, as dummy encodings and wide char encodings are unsupproted now. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50344 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: compare symbols by identitiesnobu2015-04-081-0/+3
| | | | | | | * hash.c (rb_any_hash): Symbols are compared by the identities always. [ruby-core:68767] [Bug #11035] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50182 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: same hash values with Float#hashnobu2015-03-181-1/+4
| | | | | | | | * hash.c (rb_any_hash): use same hash values with Float#hash so that -0.0 and +0.0 will be identical. [ruby-core:68541] [Bug #10979] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49999 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * hash.c: [DOC] #delete method actually returns nil, if the keygogotanaka2015-03-051-2/+2
| | | | | | is not found. [fix GH-844][ci skip] Patch by @ivdma git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49855 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* [DOC] ENV keys must be strings [ci skip]nobu2015-02-181-0/+1
| | | | | | | | * hash.c (env_aset): state that ENV keys must be strings. * process.c (rb_f_spawn): ditto. [ruby-core:68146] [Bug #10859] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49635 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * hash.c: Added docs to explain that #include? and #member? do nothsbt2015-02-171-0/+4
| | | | | | | check member equality * lib/set.rb: ditto git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49616 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* marshal.c: indetity tablesnobu2015-01-231-0/+12
| | | | | | | | | * marshal.c (w_object, marshal_dump): use indetity tables for arbitrary VALUE keys, because of performance of FLONUM. [Bug #10761] * marshal.c (obj_alloc_by_klass, marshal_load): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49389 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: move Hash specific functionsnobu2015-01-231-1/+41
| | | | | | | | | | | | | * hash.c (rb_ident_hash): move compare_by_identity specific function from st.c. * hash.c (rb_ident_hash_new): ditto from thread.c. * st.c (st_numhash): remove ruby's Hash specific implementation. * thread.c (recursive_list_access): use rb_ident_hash_new(). git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49386 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* fix flonum hashing regression from r45384normal2015-01-221-1/+7
| | | | | | | | | | * st.c (st_numhash): mix float value for flonum * hash.c (rb_any_hash): ditto * benchmark/bm_hash_aref_flo.rb: new benchmark * benchmark/bm_hash_ident_flo.rb: ditto [Bug #10761] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49376 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * hash.c: fix docs for Hash#invert. [ruby-core:66917] [Bug #10612]ayumin2015-01-031-0/+2
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49126 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * hash.c (rb_hash_delete): return Qnil if there are no correspondingko12014-12-241-16/+49
| | | | | | | | | | | | | | entry. [Bug #10623] * hash.c (rb_hash_delete_entry): try delete and return Qundef if there are no corresponding entry. * internal.h: add rb_hash_delete_entry()'s declaration. * symbol.c: use rb_hash_delete_entry(). * thread.c: use rb_hash_delete_entry(). * ext/-test-/hash/delete.c: use rb_hash_delete_entry(). git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48958 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix return valuenobu2014-12-191-3/+10
| | | | | | | * hash.c (hash_equal): prefer true than the result of implicit conversion from int returned by rb_eql() to VALUE. [Fix GH-789] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48891 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * internal.h: Gather declarations in non-header files.akr2014-11-181-1/+0
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48480 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * internal.h: Include ruby.h and ruby/encoding.h to beakr2014-11-151-3/+1
| | | | | | | | includable without prior inclusion. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * gc.c (gc_stat_internal): add compatible layer.ko12014-11-141-1/+1
| | | | | | | | | | | | | | | | | | | | | From Ruby 2.2, keys of GC.stat are changed [Feature #9924]. To provide compatible layer, GC.stat add a default_proc (if default_proc of given Hash object is not set). At first use of this compatible layer of interpreter process, show a warning message like that: program: GC.stat[:total_allocated_object] warning message: "warning: GC.stat keys were changed from Ruby 2.1. In this case, you refer to obsolete `total_allocated_object' (new key is `total_allocated_objects'). Please check <https://bugs.ruby-lang.org/issues/9924> for more information." Pleaes correct my English message :) * hash.c (rb_hash_set_default_proc): export (in internal). * internal.h: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48423 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * rewrite method/block parameter fitting logic to optimizeko12014-11-021-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | keyword arguments/parameters and a splat argument. [Feature #10440] (Details are described in this ticket) Most of complex part is moved to vm_args.c. Now, ISeq#to_a does not catch up new instruction format. * vm_core.h: change iseq data structures. * introduce rb_call_info_kw_arg_t to represent keyword arguments. * add rb_call_info_t::kw_arg. * rename rb_iseq_t::arg_post_len to rb_iseq_t::arg_post_num. * rename rb_iseq_t::arg_keywords to arg_keyword_num. * rename rb_iseq_t::arg_keyword to rb_iseq_t::arg_keyword_bits. to represent keyword bitmap parameter index. This bitmap parameter shows that which keyword parameters are given or not given (0 for given). It is refered by `checkkeyword' instruction described bellow. * rename rb_iseq_t::arg_keyword_check to rb_iseq_t::arg_keyword_rest to represent keyword rest parameter index. * add rb_iseq_t::arg_keyword_default_values to represent default keyword values. * rename VM_CALL_ARGS_SKIP_SETUP to VM_CALL_ARGS_SIMPLE to represent (ci->flag & (SPLAT|BLOCKARG)) && ci->blockiseq == NULL && ci->kw_arg == NULL. * vm_insnhelper.c, vm_args.c: rewrite with refactoring. * rewrite splat argument code. * rewrite keyword arguments/parameters code. * merge method and block parameter fitting code into one code base. * vm.c, vm_eval.c: catch up these changes. * compile.c (new_callinfo): callinfo requires kw_arg parameter. * compile.c (compile_array_): check the last argument Hash object or not. If Hash object and all keys are Symbol literals, they are compiled to keyword arguments. * insns.def (checkkeyword): add new instruction. This instruction check the availability of corresponding keyword. For example, a method "def foo k1: 'v1'; end" is cimpiled to the following instructions. 0000 checkkeyword 2, 0 # check k1 is given. 0003 branchif 9 # if given, jump to address #9 0005 putstring "v1" 0007 setlocal_OP__WC__0 3 # k1 = 'v1' 0009 trace 8 0011 putnil 0012 trace 16 0014 leave * insns.def (opt_send_simple): removed and add new instruction "opt_send_without_block". * parse.y (new_args_tail_gen): reorder variables. Before this patch, a method "def foo(k1: 1, kr1:, k2: 2, **krest, &b)" has parameter variables "k1, kr1, k2, &b, internal_id, krest", but this patch reorders to "kr1, k1, k2, internal_id, krest, &b". (locate a block variable at last) * parse.y (vtable_pop): added. This function remove latest `n' variables from vtable. * iseq.c: catch up iseq data changes. * proc.c: ditto. * class.c (keyword_error): export as rb_keyword_error(). * common.mk: depend vm_args.c for vm.o. * hash.c (rb_hash_has_key): export. * internal.h: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48239 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: rb_hash_delete does not call the blocknobu2014-10-231-7/+7
| | | | | | | * hash.c (rb_hash_delete): now does not call the block given to the current method. [ruby-core:65861] [Bug #10413] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48114 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c (rb_any_hash): remove unnecessary dsym checknormal2014-10-091-1/+1
| | | | | | | | gcc (Debian 4.7.2-5) 4.7.2 on x86 generates smaller code this way, as it does not seem to be able to reuse the result of SPECIAL_CONST_P. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47853 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* protoize no-arguments functionsnobu2014-09-301-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47744 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: [DOC] fix for Hash#store docsnobu2014-09-131-1/+2
| | | | | | | | | * hash.c (rb_hash_aset): fix misleading example which may suggest that Hash.store will return self instead of value - Hash#store is returning value and update itself, as well as Hash#[]=. [Fix GH-715] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47576 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * gc.c: add incremental GC algorithm. [Feature #10137]ko12014-09-081-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Please refer this ticket for details. This change also introduces the following changes. * Remove RGENGC_AGE2_PROMOTION and introduce object age (0 to 3). Age can be count with FL_PROMOTE0 and FL_PROMOTE1 flags in RBasic::flags (2 bit). Age == 3 objects become old objects. * WB_PROTECTED flag in RBasic to WB_UNPROTECTED bitmap. * LONG_LIVED bitmap to represent living objects while minor GCs It specifies (1) Old objects and (2) remembered shady objects. * Introduce rb_objspace_t::marked_objects which counts marked objects in current marking phase. marking count is needed to introduce incremental marking. * rename mark related function and sweep related function to gc_(marks|sweep)_(start|finish|step|rest|continue). * rename rgengc_report() to gc_report(). * Add obj_info() function to get cstr of object details. * Add MEASURE_LINE() macro to measure execution time of specific line. * and many small fixes. * include/ruby/ruby.h: add flag USE_RINCGC. Now USE_RINCGC can be set only with USE_RGENGC. * include/ruby/ruby.h: introduce FL_PROMOTED0 and add FL_PROMOTED1 to count object age. * include/ruby/ruby.h: rewrite write barriers for incremental marking. * debug.c: catch up flag name changes. * internal.h: add rb_gc_writebarrier_remember() instead of rb_gc_writebarrier_remember_promoted(). * array.c (ary_memcpy0): use rb_gc_writebarrier_remember(). * array.c (rb_ary_modify): ditto. * hash.c (rb_hash_keys): ditto. * hash.c (rb_hash_values): ditto. * object.c (init_copy): use rb_copy_wb_protected_attribute() because FL_WB_PROTECTED is moved from RBasic::flags. * test/objspace/test_objspace.rb: catch up ObjectSpace.dump() changes. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47444 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* optimized any? methodsnobu2014-07-181-0/+48
| | | | | | | | * array.c (rb_ary_any_p), hash.c (rb_hash_any_p): optimized versions. these are bit faster than optimization in Enumerable#any?. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46866 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * hash.c (ruby_setenv): Fix TestEnv#test_aset failure on Solaris 9.ngoto2014-07-101-5/+21
| | | | | | | | | When name contains '=', ruby_setenv raises Errno::EINVAL. That is the same behavior as Solaris 10. NULL check for malloc return value is also added. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46776 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: use rb_check_aritynobu2014-07-021-8/+12
| | | | | | | | * hash.c (rb_hash_initialize, rb_hash_fetch_m, rb_hash_default): use rb_check_arity over rb_scan_args. (env_fetch): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46660 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix memory leaknobu2014-06-261-2/+3
| | | | | | | * hash.c (env_shift): fix memory leak on Windows, free environment strings block always. [ruby-dev:48332] [Bug #9983] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46570 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix memory leaknobu2014-06-251-11/+9
| | | | | | | | * hash.c (env_select): fix memory leak and crash on Windows, make keys array first instead of iterating on envrion directly. [ruby-dev:48325] [Bug #9978] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46557 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix dangling pointernobu2014-06-251-3/+5
| | | | | | | * hash.c (env_name): also store a coerced string to get rid of a dangling pointer. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46556 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: fix memory leaknobu2014-06-251-2/+5
| | | | | | | | * hash.c (ruby_setenv): fix memory leak on Windows, free environment strings block after check for the size. [ruby-dev:48323] [Bug #9977] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46550 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: env_namenobu2014-06-251-34/+27
| | | | | | | * hash.c (get_env_ptr, env_name): extract check for bad environment variable name. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46549 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: prohibit tainted stringsnobu2014-06-251-5/+9
| | | | | | | | * hash.c (env_aset, env_has_key, env_assoc, env_has_value), (env_rassoc, env_key): prohibit tainted strings if $SAFE is non-zero. [Bug #9976] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46547 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: unused functions on non-Windowsnobu2014-06-241-2/+0
| | | | | | | * hash.c (invalid_envname, check_envname): not used on platforms other than Windows. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46546 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: env_str_transcodenobu2014-06-241-6/+11
| | | | | | | * hash.c (env_str_transcode): convert with replacing invalid/undef characters, on Windows. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46544 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: replace undefnobu2014-06-241-3/+6
| | | | | | | * hash.c (env_str_new, env_path_str_new): replace invalid or undefined conversions. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46540 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: frozen PATH envnobu2014-06-241-13/+16
| | | | | | | * hash.c (env_path_str_new): make PATH environment variable string, to be frozen. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46538 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * include/ruby/ruby.h (struct RHash): no longer. [Feature #9889]shyouhei2014-06-231-3/+13
| | | | | | | | | | | | | | | | | | | | * include/ruby/ruby.h (RHASH): ditto. * include/ruby/ruby.h (RHASH_ITER_LEV): deprecated. Will be deleted later. * include/ruby/ruby.h (RHASH_IFNONE): ditto. * internal.h (struct RHash): moved here. * internal.h (RHASH): ditto. * hash.c (rb_hash_iter_lev): do not use this. * hash.c (rb_hash_ifnone): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46507 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* use predefined IDsnobu2014-05-201-1/+1
| | | | | | | * array.c (rb_ary_equal), hash.c (hash_equal): use predefined IDs, `to_ary` and `to_hash` respectively. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: make rb_hash_keys externnobu2014-05-071-1/+1
| | | | | | * hash.c (rb_hash_keys): make an internal public function. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45856 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c: use ID_SCOPE_SHIFTnobu2014-03-231-1/+2
| | | | | | | * hash.c (rb_any_hash): use ID_SCOPE_SHIFT instead of magic number. [Feature #9425] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45386 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* st.c: use power-of-two sizes to avoid slow modulo opsnormal2014-03-221-0/+1
| | | | | | | | | | | | | | | | | | * st.c (hash_pos): use bitwise AND to avoid slow modulo op (new_size): power-of-two sizes for hash_pos change (st_numhash): adjust for common keys due to lack of prime modulo [Feature #9425] * hash.c (rb_any_hash): right shift for symbols * benchmark/bm_hash_aref_miss.rb: added to show improvement * benchmark/bm_hash_aref_sym_long.rb: ditto * benchmark/bm_hash_aref_str.rb: ditto * benchmark/bm_hash_aref_sym.rb: ditto * benchmark/bm_hash_ident_num.rb: added to prevent regression * benchmark/bm_hash_ident_obj.rb: ditto * benchmark/bm_hash_ident_str.rb: ditto * benchmark/bm_hash_ident_sym.rb: ditto git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45384 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* [DOC] add links to `Object#hash`nobu2014-03-141-0/+2
| | | | | | | add links to `Object#hash` to each #`hash` methods rdocs. [Fixes GH-567] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45329 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* class.c: do nothing if copying selfnobu2014-02-211-0/+2
| | | | | | | | * class.c (rb_mod_init_copy): do nothing if copying self. [ruby-dev:47989] [Bug #9535] * hash.c (rb_hash_initialize_copy): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45076 b2dd03c8-39d4-4d8f-98ff-823fe69b080e