* vm_core.h (rb_vm_t): move `rb_execution_context_t::safe_level` to
`rb_vm_t::safe_level_` because `$SAFE` is a process (VM) global state.
* vm_core.h (rb_proc_t): remove `rb_proc_t::safe_level` because `Proc`
objects don't need to keep `$SAFE` at the creation.
Also make `is_from_method` and `is_lambda` as 1 bit fields.
* cont.c (cont_restore_thread): no need to keep `$SAFE` for Continuation.
* eval.c (ruby_cleanup): use `rb_set_safe_level_force()` instead of access
`vm->safe_level_` directly.
* eval_jump.c: End procs `END{}` doesn't keep `$SAFE`.
* proc.c (proc_dup): removed and introduce `rb_proc_dup` in vm.c.
* safe.c (rb_set_safe_level): don't check `$SAFE` 1 -> 0 changes.
* safe.c (safe_setter): use `rb_set_safe_level()`.
* thread.c (rb_thread_safe_level): `Thread#safe_level` returns `$SAFE`.
It should be obsolete.
* transcode.c (load_transcoder_entry): `rb_safe_level()` only returns
0 or 1 so that this check is not needed.
* vm.c (vm_proc_create_from_captured): don't need to keep `$SAFE` for Proc.
* vm.c (rb_proc_create): renamed to `proc_create`.
* vm.c (rb_proc_dup): moved from proc.c.
* vm.c (vm_invoke_proc): do not need to set and restore `$SAFE`
for `Proc#call`.
* vm_eval.c (rb_eval_cmd): rename a local variable to represent clearer
meaning.
* lib/drb/drb.rb: restore `$SAFE`.
* lib/erb.rb: restore `$SAFE`, too.
* test/lib/leakchecker.rb: check `$SAFE == 0` at the end of tests.
* test/rubygems/test_gem.rb: do not set `$SAFE = 1`.
* bootstraptest/test_proc.rb: catch up this change.
* spec/ruby/optional/capi/string_spec.rb: ditto.
* test/bigdecimal/test_bigdecimal.rb: ditto.
* test/fiddle/test_func.rb: ditto.
* test/fiddle/test_handle.rb: ditto.
* test/net/imap/test_imap_response_parser.rb: ditto.
* test/pathname/test_pathname.rb: ditto.
* test/readline/test_readline.rb: ditto.
* test/ruby/test_file.rb: ditto.
* test/ruby/test_optimization.rb: ditto.
* test/ruby/test_proc.rb: ditto.
* test/ruby/test_require.rb: ditto.
* test/ruby/test_thread.rb: ditto.
* test/rubygems/test_gem_specification.rb: ditto.
* test/test_tempfile.rb: ditto.
* test/test_tmpdir.rb: ditto.
* test/win32ole/test_win32ole.rb: ditto.
* test/win32ole/test_win32ole_event.rb: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61510 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* ext/bigdecimal/bigdecimal.c (BigDecimal_div2): need more room
for precision to round. [ruby-core:77475] [Bug #12805]
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When you change this to true, you may need to add more tests.
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* ext/bigdecimal/bigdecimal.c (VpNewRbClass): make wrapper object
before result structs allocation and manage refcount for each
elements to get rid of potential memory leak.
* ext/bigdecimal/bigdecimal.c (BigDecimal_global_new): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50650 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
digit for the quotient to be compatible with bigdecimal 1.2.1 and
the former. [ruby-core:59365] [#9316] [#9305]
* test/bigdecimal/test_bigdecimal.rb: tests for the above change.
* ext/bigdecimal/bigdecimal.gemspec: bigdecimal version 1.2.4.
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* test/bigdecimal/test_bigmath.rb (test_log): ignore the result of log
which is not a finite number.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44573 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
of converting the receiver to a Float.
[ruby-core:58756] [Bug #9192]
* test/bigdecimal/test_bigdecimal.rb: add tests for the above change.
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treat 0.0 and -0.0 of floating-point numbers specially for an optimization
and to correctly propagate its signbit to the result.
[Bug #9214] [ruby-core:58858]
* test/bigdecimal/test_bigdecimal.rb: add tests case for the above change.
* test/bigdecimal/test_bigdecimal_util.rb: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44021 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
[Bug #8818] [ruby-core:56802]
* test/bigdecimal/test_bigdecimal.rb: Add a test for the above fix.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43796 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
the result BigDecimal of sqrt.
[Bug #5266] [ruby-dev:44450]
* test/bigdecimal/test_bigdecimal.rb: add tests for the above changes.
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the argument x is not a BigDecimal.
This change is based on the patch made by Garth Snyder.
[Fix GH-332] https://github.com/ruby/ruby/pull/332
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of figures. Patch by Vipul A M <vipulnsward@gmail.com>.
https://github.com/ruby/ruby/pull/323 fix GH-323
* test/bigdecimal/test_bigdecimal_util.rb: fix for the above change.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41058 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
add RB_GC_GUARD to prevent the immediate object is GCed too early.
This patch was made by Yusuke Endoh. [Bug #7044] [ruby-core:47632]
* test/bigdecimal/test_bigdecimal.rb: add a reproduction test for
the issue [Bug #7044]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38734 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/bigdecimal/test_bigdecimal.rb:
Fix exception message of BigDecimal constructor with a Float.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/bigdecimal/test_bigdecimal.rb:
need to specify precision for converting Rational and Float.
[ruby-core:48045] [Bug #7176]
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can be overridden, so should not make an assumption on the type
of results. [ruby-core:42969][Bug #6093]
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