Activity
From 02/20/2017 to 02/26/2017
02/26/2017
-
09:07 PM Bug #13196: Improve keyword argument errors when non-keyword arguments given
- Olivier Lacan wrote:
> ```diff
> ...
* I think `rb_str_cat_cstr(mesg, ": ");` in the while-loop doesn't work; ":" must be added before the loop, in the loop only " " to separate different entries
* suggestion: s/keyword/keyword argu... -
03:40 AM Bug #13196: Improve keyword argument errors when non-keyword arguments given
- Although I find Nobu's patch excellent, it still bothers me that the exception says `expected 0`.
Keyword arguments do increase a method's arity just like regular arguments, so the message is both confusing *and* disingenuous.
Giv... -
- Marcus Stollsteimer wrote:
> wrong number of arguments (given 1, expected 0; missing keywords: code, foo)
I agree that this is clearer so I slightly modified Nobu's patch:
```diff
diff --git a/vm_args.c b/vm_args.c
index 6cded80... -
08:59 PM Feature #13201: Gemify dbm
- Since this is JRuby implementation of dbm, I believe it shouldn't be big big deal to get that name available ....
-
02:22 PM Feature #13201: Gemify dbm
- Perhaps the rubygems.org folks can de-register that gem, due to two reasons - ruby stdlib and core should have a higher priority over custom gems; and the gem is not very active, only two updates, one in 2009 and another one in 2013. (It...
-
- Yay, first commit...!
nobu, thanks for your patience; please give feedback if I should have done anything differently. -
- Applied in changeset r57719.
----------
Add rdoc for Integer.sqrt
* numeric.c (rb_int_s_isqrt): [DOC] add rdoc for Integer.sqrt.
[ruby-core:79762] [Bug #13251] -
09:48 AM Bug #13251: [DOC] Add rdoc for Integer.sqrt
- I see, the usage is another issue in any rate.
The doc seems nice, thank you. -
- For the specific patch I tried to follow the style in the current file. Generally, I see both, and it seems `+` is more common than `_` (see e.g. Array).
Are there any agreed upon guidelines on documentation style? There are hints reg... -
- * numeric.c (rb_int_s_isqrt): [DOC] add rdoc for Integer.sqrt.
[ruby-core:79762] [Bug #13251]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- Please show the Crash Report log file.
P.S. 2.1.8 is outdated and 2.1 will reach the EOL soon. -
07:51 AM Bug #13255 (Closed): segmentation fault
- ```
/apollo/env/SDETools/ruby2.1.x/lib/ruby/2.1.0/rubygems/core_ext/kernel_require.rb:55: [BUG] Segmentation fault at 0x00000000000018
ruby 2.1.8p440 (2015-12-16 revision 53160) [x86_64-darwin15.0]
-- Crash Report log information --... -
- * node.c (dump_node): fix a typo, index and rvalue. fix
NODE_OP_ASGN1 operator to nd_mid. [Fix GH-1528]
Author: fate0 <fate0@users.noreply.github.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57718 b2dd03c8-39d4-4d8f-98... -
03:39 AM Bug #13254 (Closed): Dir.exist? などで「ディスクがありません」ダイアログが表示される - ## 概要
windows 10で使用しています。
sdカードリーダーにメディアを差していない状態で、同ドライブに Dir.exist? などを行うと、次のメッセージダイアログが表示されスクリプトの実行が一時停止します。
「キャンセル」か「続行」を2回クリックするとスクリプトが再開し、Dir.exist? であれば false を返します。
~~~
---------------------------
ruby.exe - ディスクがありません
--... -
- Applied in changeset r57717.
----------
parse.y: indent at invalid identifier
* parse.y (parser_heredoc_identifier): set indent only when valid
identifier, not to dedent non-existent contents later.
[ruby-core:79772] [Bug #13253] -
- * parse.y (parser_heredoc_identifier): set indent only when valid
identifier, not to dedent non-existent contents later.
[ruby-core:79772] [Bug #13253]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57717 b2dd03c8-39d4-4d8f-98ff-...
02/25/2017
-
- Argument names should be marked up using `+arg+`, or `_arg_`?
Although I've thought it would be `_` and there are such usage, `+` seems major? -
- FYI, here my suggestion (will commit soon, but need to read some HowTo's on how exactly that works, first):
``` patch
diff --git a/numeric.c b/numeric.c
index b34fb0a..2400a9c 100644
--- a/numeric.c
+++ b/numeric.c
@@ -5154,6 +... -
- Two clarifying questions:
Is it confirmed that using Floats will only give wrong results that are too large? _Update: no, too small also occurs._
See e.g. the case of cube roots:
``` ruby
64 ** (1.0/3) # => 3.9999999999... -
- Thank you, feel free to add it.
I was writing it too, but you'll make better one.
This is my draft, FYI.
```diff
diff --git c/NEWS i/NEWS
index 2a0413f006..8647e5e2ce 100644
--- c/NEWS
+++ i/NEWS
@@ -21,4 +21,8 @@ with all su... - 10:28 PM Revision e35907a4 (git): * 2017-02-26
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
10:28 PM Revision 8feb9779 (git): ext/win32ole/win32ole.c(ole_initialize): avoid to fail in Windows nano server.
- This is experimental. Thanks to mwrock, Ethan Brown.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57715 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
08:53 PM Feature #13077: [PATCH] introduce String#fstring method
- Eric Wong wrote:
> No. There is existing code which assumes #freeze always returns
> ...
Oh indeed, that slipped my mind, thanks for the explanation. -
02:11 AM Feature #13077: [PATCH] introduce String#fstring method
- eregontp@gmail.com wrote:
> Eric Wong wrote:
> > Anyways, committed as r57698
>
> This should have a NEWS entry and tests since it changes the semantics.
Sorry, I forgot; will do. Thanks for the reminder.
> BTW, should my_s... -
- The examples confuse me a bit.
Does private actually make sense on any class-method / singleton method?
I understand it as a limitation for methods on the class, where outside
calls are not allowed, only internal ones (though ruby... -
07:11 AM Bug #13249: Access modifiers don't have an effect inside class methods in Ruby >= 2.3
- Well, ability to declare `private` methods inside class methods seems strange given that it's not possible to declare private methods inside instance methods:
~~~ ruby
class C
def foo
private def bar
end
end
end
C.n... -
05:38 PM Bug #13242: SIGSEGV in rb_bigzero_p()
- Nobuyoshi Nakada wrote:
> This is not vulnerability.
Right, I'm too fast ;-) -
- After some fuzz testing I found a crashing test case.
Git HEAD: fbd5cda6aad6db01bbca3d893a9970314a1bd52c
To reproduce: miniruby ruby_parse.rb
-
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57714 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- Applied in changeset r57713.
----------
bignum.c: improve estimate
* bignum.c (estimate_initial_sqrt, rb_big_isqrt): improve initial
estimate by sqrt(). [ruby-core:79754] [Feature #13250] -
12:42 AM Feature #13250: Initial estimate for Integer#sqrt should be improved
- It would be nice if you backported this code into point releases of older versions too.
-
- * bignum.c (estimate_initial_sqrt, rb_big_isqrt): improve initial
estimate by sqrt(). [ruby-core:79754] [Feature #13250]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57713 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
05:27 AM Bug #13165 (Rejected): Typographical Error in Refinements docs 2.1.1
- We never backport any bug fixes to 2.1 except security fixes as announce before:
https://www.ruby-lang.org/en/news/2016/02/24/support-plan-of-ruby-2-0-0-and-2-1/
If you nevertheless believe the documentation should be fixed, cont... -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57712 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
03:25 AM Bug #13239: Bug with "special exceptions" when they are thrown in context of a rescue clause.
- Yes, that appears to be the case, thanks you.
-
- * .gdbinit (rp_bignum): print bignum from higher digits.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57711 b2dd03c8-39d4-4d8f-98ff-823fe69b080e - 02:31 AM Revision 15ef28a9 (git): NEWS: document String#-@ change
- * test/ruby/test_string.rb (test_uplus_minus): test deduplication
[ruby-core:79747] [Feature #13077]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57710 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- It is not guaranteed that `ruby_xfree` can free a pointer allocated by other than `ruby_xmalloc` and so on.
You can't mix bare `malloc` and `ruby_xfree`. -
12:19 AM Feature #13252 (Assigned): C API for creating strings without copying
- Hi,
I'd like to have a C API that allows me to create String objects without copying the underlying `char *`. Basically a C API similar to the `rb_str_new_static`, but have the GC free the underlying `char *` when the object dies. T...
02/24/2017
-
- Nobu, I would offer to add documentation for Integer.sqrt, feature #13219 (r57705).
I'd like to prepare a patch and eventually try to commit it myself.
I'm not sure yet when to open issues for documentation and when to simply commi... -
- I disagree, but as long as the API explicitly states what's happens for this case a user can adapt accordingly
-
- Jabari Zakiya wrote:
> I noticed in the other squareroot methods they raise an error for ``n < 0``
> ...
I strongly agree with nobu's implementation. That's exactly the behavior I was about to suggest when I noticed it was already ther... -
- I want to raise for consideration, as a user, the **API behavior** for these methods.
I noticed in the other squareroot methods they raise an error for ``n < 0``
whereas my version returns 'nil' when taking an even root of a negative... -
09:11 AM Feature #13219: bug in Math.sqrt(n).to_i, to compute integer squareroot, new word to accurately fix it
- Jabari Zakiya wrote:
> Oh I see where at least part of the error comes from.
> ...
Actually, with some understanding of how floating point arithmetic works, the first even root past 1 << 53 is likely to be bad:
~~~
irb(main):1081:0... -
- Applied in changeset r57705.
----------
Integer.sqrt [Feature #13219] -
- It is now clear that Halley's method requires five multiplies, not the four previously reported by wikipedia. This makes it uninteresting as a candidate.
-
- Marcus Stollsteimer wrote:
> Jabari Zakiya wrote:
> ...
If this were the issue, it would be. Math.sqrt() runs through some IEEE-754-specificed functions in C. I know of no funny business in these particular functions.
>
> ...
I ... -
- Jabari Zakiya wrote:
> Oh I see where at least part of the error comes from.
> ...
~~~
9999899999899999322536673279 < 1 << 53
=> false
~~~
So this cannot be the source of this particular problem. I am not surprised that there ar... -
- Jabari Zakiya wrote:
> I showed earlier I found that **Math.sqrt(n).to_i** starts given incorrect
> ...
Is this guaranteed to be platform independent?
And a more general consideration:
I assume `Integer.sqrt()` will be implemente... -
- Oh I see where at least part of the error comes from.
In this
```
def inverse_newton_sqrt(n)
raise if n < 0
return Math.sqrt(n).to_i if n < 1 << 53
```
See top of this thread at ``#1 ``
I showed earlier I found that **M... -
- Hey Nathan, Great Work!
I'm seeing an error in **inverse_newton_sqrt(n)** being one-off.
```
2.4.0 :224 > n = 10**10 ; puts sqrt_z(n), newtons_fast(n), newton_faster(n), inverse_newton_sqrt(n)
100000
100000
100000
100000
=>... -
- All of the algorithms are now at https://github.com/NathanZook/ruby_sqrt. Hope that's okay.
-
- Following the discussion from the second answer at http://cs.stackexchange.com/questions/37596/arbitrary-precision-integer-square-root-algorithm, I implemented an integer Newton - Raphson on the inverse square root. This involved corre...
- 11:31 PM Revision 4edac7f5 (git): * 2017-02-25
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57708 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- Would your methods String#(get|set)bit be separate than an Array of bytes, or the name for them?
I think it would be confusing to associate a general byte array (an Array8 of numeric bytes) with Strings,
especially since string char... -
- Hmmm, a class singleton method should have its own visibility per invocations?
-
- Simple example:
~~~ ruby
class C
def self.foo
private
def bar
end
end
end
C.foo
C.new.bar
~~~
This code runs fine on Ruby 2.3 and Ruby 2.4. It raises NoMethodError on Ruby 2.2 and prior versions.
I would ... -
- Nathan Zook wrote:
> The initial estimator used is `1 << (b-1)/2 | n >> (b+1)/2`. For this style of estimator, `1 << (b-1)/2 | n >> (b+3)/2` would be best. (Basically, there is a fencepost error in the current commit.)
It is `(1 <<... -
- Think about this some more, the fastest solution would be to actually to a N-R round in the floating point unit as well. I will have something in a few days.
-
- r57705, by Nobu, in response to issue #13219, added Integer#sqrt. The initial estimator used is `1 << (b-1)/2 | n >> (b+1)/2`. For this style of estimator, `1 << (b-1)/2 | n >> (b+3)/2` would be best. (Basically, there is a fencepost ...
-
04:24 PM Bug #13062: 2.4.0-rc1 BigDecimal regression - to_d inconsistent with other numeric classes
- Is this going to be backported to 2.4?
-
11:33 AM Revision a0acd82f (git): securerandom: fix up r57384
- SecureRandom.gen_random_openssl still refers to Random.raw_seed, which
is renamed to Random.urandom by r57384. [Bug #9569]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57707 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- FWIW concurrent-ruby has ThreadLocalVar which does not allow access from another thread:
http://ruby-concurrency.github.io/concurrent-ruby/Concurrent/ThreadLocalVar.html -
- I strongly agree.
Since the API is `Thread#[key]` and not `Thread[key]` (meaning it should only be possible to get TLS from the current thread), this is a kind of bad API in the first place (same for thread_variable_*).
One of th... -
- Eric Wong wrote:
> Anyways, committed as r57698
This should have a NEWS entry and tests since it changes the semantics.
BTW, should my_string.freeze behave similarly to String#@-?
Otherwise String#freeze only dedup if the String... -
- shyouhei@ruby-lang.org wrote:
> Nobuyoshi Nakada wrote:
> > Shyouhei Urabe wrote:
> > > Am I correct that rb_vm_fstring_table() is never GCed?
> >
> > That table is not a GC-root, and registered strings get GCed as usual.
>
> S... - 01:01 AM Feature #13077 (Closed): [PATCH] introduce String#fstring method
- Applied in changeset r57698.
----------
string.c (str_uminus): deduplicate strings
This exposes the rb_fstring internal function to return a
deduped and frozen string when a non-frozen string is given.
This is useful for writing all so... -
- * numeric.c (rb_int_s_isqrt): check if the argument is an integer.
[Feature #13219]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57706 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57705 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- This is not vulnerability.
-
07:55 AM Feature #13248 (Closed): Gemify gdbm
- Applied in changeset r57704.
----------
Update maintainers and standard library docs for GDBM.
[Feature #13248][ruby-core:79742] -
- This issue is tracking for gem release of GDBM module.
-
- [Feature #13248][ruby-core:79742]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57704 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * Details of changes are following url.
https://github.com/rdoc/rdoc/blob/master/History.rdoc#510--2017-02-24
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57702 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57701 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * It's only typo fix for CRuby.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57700 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
04:11 AM Feature #13156: In-tree copy of ruby/spec
- On 2017/02/22 19:29, eregontp@gmail.com wrote:
> Issue #13156 has been updated by Benoit Daloze.
> Nevertheless, test-all is very useful for improving coverage
> and we should aim to make it easier for other implementations to reus... -
-
01:47 AM Bug #13247: ruby won't build on macOS 10.6 SDK — mach_task_basic_info_data_t not available
- This issue was fixed in [r57180](https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?revision=57180&view=revision). Please close.
- 01:01 AM Revision 207914bc (git): * 2017-02-24
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57699 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
- 01:01 AM Revision 4e90dcc9 (git): string.c (str_uminus): deduplicate strings
- This exposes the rb_fstring internal function to return a
deduped and frozen string when a non-frozen string is given.
This is useful for writing all sorts of record processing key
values maybe stored, but certain keys and values are oft...
02/23/2017
-
- Seems to be triggered by `ext/mathn/rational/rational.c` and `ext/mathn/complex/complex.c`, which activate "canonicalization" in `rational.c` and `complex.c`.
```
$ ruby -r mathn/rational -e 'p Rational(2/1)'
2
$ ruby -r mathn/comp... -
07:39 PM Bug #13232: Comparing BigDecimal to float or Rational fails sometimes
- I didn't realize there was a Github repo for BigDecimal when opening this issue. May I repost it there as a pull request?
-
- [mach_task_basic_info_data_t](https://developer.apple.com/reference/kernel/mach_task_basic_info_data_t) is available in macOS 10.8+ SDK only. As a result, ruby will not compile with macOS 10.7 SDK or older.
~~~
compiling memory_statu... -
04:49 PM Feature #12515: Create "Boolean" superclass of TrueClass / FalseClass
- You have in some cases true.
There should be some circumstances where implemented Boolean class should be problematic. But many of existed gems just reopen class and life goes on. Rails 5 isn't till now compatible with Ruby 2.4 with i... -
03:09 PM Feature #13246 (Closed): [REQUEST] Allow to make rb_compile_warn a hard error
- Ruby starting in 2.4 offers such an API:
~~~
def Warning.warn(str); raise str; end
~~~
This handles all internal warnings (raised by the interpreter itself) in 2.4. However, note that this will not handle warnings raised by `Kern... -
01:23 PM Feature #13246 (Closed): [REQUEST] Allow to make rb_compile_warn a hard error
- ~~~ bash
$ cat dup.rb
puts({ one: 1, one: 2})
$ ruby dup.rb
dup.rb:1: warning: key :one is duplicated and overwritten on line 1
{:one=>2}
~~~
I suppose it was initially made a warning for the backward compatibility reasons.
... -
- ~~This is CVE-2017-6212.~~
-
- Sorry to spam like this, but I really have to disagree regarding some of the implications drawn for Math.sqrt(n). This returns a float. If you don't know about the pointy edges of IEEE-754, but you do care, then shame on you. But allo...
-
- ~~~
# Core Algorithm by Paul Zimmerman, article entitled
# Karatsuba Square Root
# https://hal.inria.fr/inria-00072854/document
# Presumably used in GMP.
# Personal computations derived from implementation details (page 5)
# n >=... -
- First, please, PLEASE do not credit me with the optimized bit-by-bit method. I'm a formally trained mathematician, and I DO NOT want credit for someone else's work. It came from the above-referenced Reddit post.
Second, it appears t... -
- Another reason this needs to change is because **Math.sqrt(n).to_i**
has an upper limit before crashing.
Here's something else to consider:
There is all that code out there using **Math.sqt(n).to_i** and I presume
most people exp... -
- So the clear winner, and new champeen is...**`newtons_fast`**, at least for squareroots.
Just goes to show, don't f**k with Newton!
```ruby
class Integer
def irootn(n)
return nil if self < 0 && n.even?
raise "root n i... -
- Thanks Akira for that list.
So, too small integer squareroots potentially can cause miss finding primes in some apps,
and being too large can create doing more work than necessary in some apps, and just being
wrong in other apps has... -
- I did a simplifications in **`isqrt1`**, replacing all the '+'s with '|' operations,
leaving only the math subtraction operation `n -= t `. I'll see if I can get rid of that.
This makes it a bit faster, especially for numbers `< 10**... -
05:18 AM Feature #13219: bug in Math.sqrt(n).to_i, to compute integer squareroot, new word to accurately fix it
- Jabari Zakiya wrote:
> In the library file **prime.rb** is the method **Integer#prime?**.
> ...
Math.sqrt(n) can be smaller than mathematical sqrt(n).
```
% ruby -ve '1.upto(50) {|i| j = 10**i; j2 = Math.sqrt(j*j).to_i; p [i, j2... -
04:34 AM Feature #13219: bug in Math.sqrt(n).to_i, to compute integer squareroot, new word to accurately fix it
- Newton seems to be faster than bbm, if the initial x is closer to √n.
when I use x=1<<((n.bit_length+1)/2) for the initial x in newton's method,
the iteration count (n=10**4000) became 11 (was 6656 when initial x is n).
I think the ... -
- Ah, these are good and interesting results Nathan. Thanks for posting.
It would be interesting to see how both faired as primitive implementations.
I will definitely study the code and play with it.
However **bbm** may still be the ... -
09:20 AM Feature #13077: [PATCH] introduce String#fstring method
- Nobuyoshi Nakada wrote:
> Shyouhei Urabe wrote:
> ...
So this is a kind of weak reference? No security concern then. -
- Shyouhei Urabe wrote:
> Am I correct that rb_vm_fstring_table() is never GCed?
That table is not a GC-root, and registered strings get GCed as usual.
-
- A bit of security consideration:
Am I correct that rb_vm_fstring_table() is never GCed? If so feeding user-generated strings to that table needs extra care. Malicious user input might let memory exhausted. -
- We looked at this issue at yesterday's developer meeting.
People there argued that explicit keyword argument is much easier to read than passing a block. They say it is not obvious what the block is going to do. So if the OP is OK w... -
- * appveyor.yaml: use build matrix for platforms and compilers.
resolve hard coded paths from these variables.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57697 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * bignum.c (NAIVE_MUL_DIGITS): share threshold for bary_sq_fast
between bary_mul and bigsq.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57696 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- Shyouhei Urabe wrote:
> Preventing such access should harm no one.
I'm ticketing this as a feature request because there do actually exist people of bad habit who touches other thread's local storage. I believe this is how it should... -
- Thread local and fiber local storages are by nature expected to be
visible from within the thread / fiber and not from anywhere else. OK?
That's a hoax.
The truth is they are visible from _anywhere_. Thread local variable
for in... -
- * defs/gmake.mk (TEST_DEPENDS): remove targets expanded as
TEST_TARGETS, to get rid of circular dependencies.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57695 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- It has been added since 2.4.
-
03:22 AM Feature #13244 (Rejected): stdlib/Logger: add option: level
- I'd like to suggest
to enhance the interface of stdlib/logger
The #new method should allow for an option to set the log level:
~~~ruby
Logger#new(logdev, level:'WARN')
~~~
As with ruby 2.4 there is no provision to set the log... -
- https://github.com/ruby/ruby/pull/1527#issuecomment-281867551
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57694 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57693 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57692 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * ext/socket/lib/socket.rb (BasicSocket#recv_nonblock): fix
exception class and symbol.
* ext/socket/lib/socket.rb (BasicSocket#recvmsg_nonblock): ditto.
* ext/socket/lib/socket.rb (Socket#recvfrom_nonblock): fix the
method name.
... -
- Update docs to reflect EOF behavior change of read_nonblock and
write_nonblock when using `exception: false`.
[Fix GH-1527]
Author: Russell Davis <russell-stripe@users.noreply.github.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/... -
-
- 2.3.0 is outdated, and please attach the whole log.
STDERR output can be redirected to a file by using `2> error.log`. -
12:56 AM Bug #13243 (Closed): Test suite failure
- After some testing I encountered this bug.
Any help would be appreciated.
02/22/2017
-
- * rational.c (nurat_expt): return 0 due to overflow.
[ruby-core:79686] [Bug #13242]:
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57689 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- 2.3 and earlier hung up before SEGV.
-
- Applied in changeset r57688.
----------
rational.c: infinity in power
* rational.c (nurat_expt): return Infinity due to overflow.
[ruby-core:79686] [Bug #13242]: -
- After some fuzz testing I found a crashing test case.
Git HEAD: fbd5cda6aad6db01bbca3d893a9970314a1bd52c
To reproduce: miniruby ruby_rb_bigzero_p.rb
-
- * rational.c (nurat_expt): return Infinity due to overflow.
[ruby-core:79686] [Bug #13242]:
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- ~~~
def isqrt(n)
r = 0
o = 1 << ((n.bit_length >> 1 ) << 1)
while o != 0 do
t = r + o
if n >= t
n -= t
r = (r >> 1) + o
else
r >>= 1
end
... -
- Hey that's great! I'd love to help work on this too, though
I'm not much of a C programmer. I can help with testing though.
Below are test results comparing the **bbm** algorithm used in
**iroot2** and **irootn** versus the general ... -
- Jabari Zakiya wrote:
> Let me attempt to address some of the issues/questions that have recently been presented.
> ...
First, I love the idea of giving ruby the ability to play in the MP space. Anything to allow this beautiful tool to... -
- No, I am sorry for any confusion.
My initial concern was for accurately computing exact integer squareroots
for my immediate use case needs.
After finding the **bbm** algorithm for squareroots, and modifying it to
compute any nt... -
- Matz, akr:
sorry for the noise, it's of course completely clear. I only didn't read close enough and missed the switch from the proposed instance method and n-th root to a class method. Stupid.
Now it's also clear to me that you we... -
- Let me attempt to address some of the issues/questions that have recently been presented.
Excuse me if any of this redundant, at the time I am writing.
1) Fastest algorithm
After extensive searching and testing, the fastest and mo... -
- Nobuyoshi Nakada wrote:
> Yukihiro Matsumoto wrote:
> ...
The beauty of this particular problem is that it does not matter. ;)
-
04:52 PM Feature #13219: bug in Math.sqrt(n).to_i, to compute integer squareroot, new word to accurately fix it
- Marcus, probably you are confusing `Integer.sqrt()` and `Integer#sqrt()`.
The former, you call `Integer.sqrt(4) # => 2` and the latter, you call `4.sqrt # => 2`.
We are talking about the former.
Matz. -
- Marcus Stollsteimer wrote:
> I think `Integer.sqrt` or `Numeric.sqrt` is extremely problematic. I guess everybody would expect it to be an alias for `Math::sqrt` and behave like this:
No. Integer.sqrt is a class method.
``` ruby
... -
- For square roots, `isqrt` seems to be an option with some(?) spread, see https://en.wikipedia.org/wiki/Integer_square_root. It would look like this:
``` ruby
26.isqrt # => 5
30.isqrt # => 5
```
For higher roots, maybe `iroot(n... -
- _Edit: please ignore (misunderstanding)_
~~I think `Integer.sqrt` or `Numeric.sqrt` is extremely problematic. I guess everybody would expect it to be an alias for `Math::sqrt` and behave like this:~~
``` ruby
# (probably) expected... -
- using Newton's method might be another good way to implement it.
~~~ruby
def intsqrt_newton(n)
raise if n<0
return n if n<=1
r = 1<<((n.bit_length+1)/2)
# r*r >= n
while true # r*r-n >= 2*r
r2 = r-(r*r-n)/(2*r)
... -
- Yukihiro Matsumoto wrote:
> It's OK to add the functionality. Is `Integer.sqrt(n)` OK for you?
When `n` is not an `Integer` (but a `Numeric`), is it truncated first then `sqrt`?
-
- It's OK to add the functionality. Is `Integer.sqrt(n)` OK for you?
Matz.
-
06:53 PM Feature #13026: Public singleton methods
- Yukihiro Matsumoto wrote:
> Interesting. Could you tell us expected use-case?
> ...
Hi Matz. Thank you for your question and the opportunity.
Unit tests are one of the ways I use to enforce the class/module API contract.
So for a... -
- Interesting. Could you tell us expected use-case?
Matz. -
- Jan Lelis wrote:
> I think, it should be always plural methods which return a list of properties used in the
> ...
I agree in the sense that your example given makes more sense than the first example,
where:
"Aあア".script => :la... -
09:22 AM Feature #13241: Method(s) to access Unicode properties for characters/strings
- I think prefixing such methods with `unicode_` would be no problem. While it's a little verbose, it still reads good:
- `"bla".unicode_scripts`
- `"blubb".unicode_properties(:general_categories)`
and so on. Also it is consistent w... -
- Great idea, I'd love to have such capabilities built into the language!
I've recently build this for scripts, blocks, and general categories on Ruby level (see https://github.com/janlelis/unicode-scripts), so let me share some thought... -
- I am neutral about the proposal, but the method names are too generic. It should be prefixed by `unicode_` for example.
Matz.
-
- [This is currently an exploratory proposal.]
Onigmo allows Unicode properties in regular expressions. With this, it's e.g. possible to check whether a string contains some Hiragana:
```
"ABC あ DEF" =~ /\p{hiragana}/
```
Howeve... -
04:17 PM Bug #13237: Behavior for #dup and #clone on Rational/Complex/BigDecimal differs from Integer/Float
- Will this be backported to 2.4? (IOW is this 2.4.0 bug or 2.5 new feature?)
-
- Applied in changeset r57682.
----------
numeric.c: Numeric#clone and #dup
* numeric.c (num_clone, num_dup): no longer raises TypeError,
returns the receiver instead as well as Integer and Float.
[ruby-core:79636] [Bug #13237]
* ob... - 03:46 PM Bug #13233 (Closed): [DOC] Fix rdoc for Rational
- Applied in changeset r57686.
----------
rational.c: fix rdoc
* rational.c: [DOC] fix wrong indentations and comment out some lines
in code examples to make them valid Ruby code and syntax highlighted
on the rendered page.
[ci skip... - 03:46 PM Revision 3f6aeba6 (git): * 2017-02-23
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57687 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
03:46 PM Revision 3f1d2dd8 (git): rational.c: fix rdoc
- * rational.c: [DOC] fix wrong indentations and comment out some lines
in code examples to make them valid Ruby code and syntax highlighted
on the rendered page.
[ci skip] [ruby-core:79607] [Bug #13233]
Author: Marcus Stollsteimer... -
11:25 AM Feature #12602: Add NilClass#to_d
- Hi, are there any updates or concerns about this feature?
-
- Thank you again for the useful information. Will consider using the fuzzer and hopefully integrate into our test suite if possible/allowed.
-
- This is CVE-2017-6181.
-
- Akira Tanaka wrote:
> I recommend test-all over rubyspec because
> ...
I do not want to force anybody, just encourage writing new tests under spec/rubyspec for developers willing to try it.
> If I remember correctly, jruby already u... -
- Yukihiro Matsumoto wrote:
> I have several concerns:
> ...
https://github.com/ruby/spec will remain as the canonical repository.
I want this in-tree copy for convenience and allowing to add specs for new features, regressions, etc wit... -
- I have several concerns:
* If `ruby/spec` tries to be a **common** executable specification of the language, it seems unnatural to have it in the repository of one particular implementation.
* Merging it would reduce synchronizatio... -
- I recommend test-all over rubyspec because
it is difficult to change developer's behavior.
I.e. it is difficult to force CRuby committers to write new tests for new features in rubyspec.
If I remember correctly, jruby already uses t... -
- I think String#getbit and String#setbit is useful.
-
- Should we use narray/numarray instead? Maybe we can make either of them a bundled gem.
Matz.
-
- matz@ruby-lang.org wrote:
> For the time being, let us make `-@` to call `rb_fstring`.
> ...
OK, I think the following is always backwards compatible,
unlike my previous [ruby-core:78884]:
```diff
--- a/string.c
+++ b/string.c
@... -
- For the time being, let us make `-@` to call `rb_fstring`.
If users want more descriptive name, let's discuss later.
In my opinion, `fstring` is not acceptable.
Matz.
-
- I agree with Eric. Documentation deprecation is preferable.
Matz.
-
- Applied in changeset ruby-trunk:r57685.
----------
eval_error.c: backstrace in reverse order
* eval_error.c (rb_threadptr_error_print): print backtrace and
error message in reverse order if STDERR is unchanged and a tty.
[Feature #... -
- * eval_error.c (rb_threadptr_error_print): print backtrace and
error message in reverse order if STDERR is unchanged and a tty.
[Feature #8661]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57685 b2dd03c8-39d4-4d8f-98ff-823fe69b... -
- For Unicode property checks (e.g. `/\p{hiragana}/`), Onigmo is currently using inversion lists. See enc/unicode/9.0.0/name2ctype.h; the about 500 arrays starting with `CR_NEWLINE`, currently on line 39, are all inversion lists.
I prop... -
- Go ahead and add `pow(a,b)`.
Matz.
-
- Those methods (but `=~`) should consistently raise exceptions.
Matz. -
- Applied in changeset r57684.
----------
refine warning message for binary regexp /.../n.
Reported by Herwin W. [ruby-core:78592] [Bug #13024] -
- Reported by Herwin W. [ruby-core:78592] [Bug #13024]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57684 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- Applied in changeset r57683.
----------
Thread#fetch
* thread.c (rb_thread_fetch): add new method Thread#fetch.
[Feature #13009] -
- OK.
Matz -
- * thread.c (rb_thread_fetch): add new method Thread#fetch.
[Feature #13009]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57683 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
-
- Is there any concrete use-case? Consistency is not the best reason.
This proposal leads against Duck typing.
Matz.
-
- Rejected. **method to convert string-keys into symbol-keys** or `transform_keys` may be good ideas.
Matz. -
-
-
- Sounds reasonable. We'd like to see how big incompatibility is.
Matz.
-
- Interesting proposal but this changes the meaning of `if` and `case` too much.
Matz.
-
- Agreed. Proceed to usual committer admission.
Matz.
-
- * numeric.c (num_clone, num_dup): no longer raises TypeError,
returns the receiver instead as well as Integer and Float.
[ruby-core:79636] [Bug #13237]
* object.c (rb_immutable_obj_clone): immutable object clone with
freeze option... - 01:55 AM Revision 4096f39d (git): * 2017-02-22
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57681 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * object.c (rb_obj_clone2): extract option for clone, and split by
whether the object is immutable or mutable.
* object.c (rb_obj_clone): no arguments, return immutable object
immediately.
git-svn-id: svn+ssh://ci.ruby-lang.org/rub... -
01:27 AM Bug #13062 (Closed): 2.4.0-rc1 BigDecimal regression - to_d inconsistent with other numeric classes
- Fixed in bigdecimal 1.3.1 and ruby trunk.
02/21/2017
-
- I am confused by your solution in comment #3. By your own report, there is no issue for numbers much larger than a single word. But this code is clearly appropriate only for single-word inputs.
-
- You might want to consider the following articles:
https://www.reddit.com/r/algorithms/comments/1zt63v/fast_algorithm_to_calculate_integer_square_root/
Which lead me to wikipedia:
https://en.wikipedia.org/wiki/Methods_of_computing_squ... -
- I just noticed this thread. One bit per cycle methods are not fast by modern methods, they are quite slow. I will attempt to have something more concrete within 24 hours.
Nathan Zook
-
- I updated my **roots** rubygem to 2.0.0 to include **iroot2** and **irootn**.
https://rubygems.org/gems/roots
https://github.com/jzakiya/roots -
- Is there many application for this method?
Concrete examples may help to persuade matz.
Another important problem is the method name.
If we use same name for same functionality in other languages/libraries,
it makes learning this ... -
- The comparison with other programming languages is kind of interesting, but the main argument IMO for
the implemented behavior hasn't been mentioned:
We are talking about mathematical operations here, and in **mathematics**, the expr... -
-
- * object.c (rb_obj_clone2): preserve encoding in error messages.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57679 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * include/ruby/backward.h (RClassDeprecated): move from
ruby/ruby.h.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57678 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- It has been fixed at r57415, I think.
-
- Oops, wrong link to the ruby fork.
Here's the right one: https://github.com/NickolasVashchenko/ruby/commits/special_exc_cause_bug -
- I've stumbled upon a case when ruby is supposed to throw "IOError: stream closed"(https://github.com/ruby/ruby/blob/trunk/thread.c#L4823) because there was a retained FD lock by another thread, but I'm was getting this instead of it:
... -
- Could you enable debugging?
- 08:18 AM Revision 6699debd (git): * properties.
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57677 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
08:18 AM Revision 76c4cca1 (git): add performance counting mechanism for MRI debug/tuning purpose.
- * How to enable this feature?
* define USE_DEBUG_COUNTER as 1.
* you can disable to output the result with
RUBY_DEBUG_COUNTER_DISABLE environment variable
even if USE_DEBUG_COUNTER == 1.
* How to add new counter?
* add COU... -
- * include/ruby/backward.h (rb_autoload): move declaration of
deprecated function.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57675 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57674 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57673 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * complex.c (rb_complex_set_real, rb_complex_set_imag): remove
functions deprecated at 2.2.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57672 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * include/ruby/backward.h (DECLARE_DEPRECATED_FEATURE): move
features deprecated at 2.2.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * internal.h (rb_compile_error_str): remove declaration of removed
internal function at r54189.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57670 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- to Matz
He is the main maintainer of www.r-l.o and sends a lot of patches to ruby core.
I will recommend him to the ruby committer.
How do you think? -
- * variable.c (rb_generic_ivar_table): declare as noreturn only in
GCC, which does not err on different attributes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57669 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
02/20/2017
-
11:50 PM Bug #13238 (Closed): string.c assertion fails after attempting to modify singleton class of a frozen string
- Hi,
The following code causes an assertion failure in 2.3.3. Create two files, `bug.rb` and `not_frozen.rb`:
bug.`rb`:
~~~ ruby
s = 'abc'.freeze
def s.something; end rescue nil
require_relative 'not_frozen'
~~~
`not_f... -
- Here's the README.md writeup on the general integer roots algorithm.
At the cpu level, all these bit operations -- >>, <<, |, ^ -- are one clock cycle instructions,
so you see this can be very fast if done in C. Maybe for arbitrary... -
- No, no, I didn't take it as a negative comment per se,
I just hadn't tried to use **BigDecimal** before, so I just went ahead and
created tests to see for myself how they performed (accuracy and speed).
Ruby has a much nicer communi... -
- @Jabari Note that my comments were not meant as arguments against your feature request, I only wanted to point out the reasons for the observed behavior. Personally, I always welcome improved math functionality; however, I'm not informed...
-
- ```ruby
class Integer
def irootn(n)
return nil if self < 0 && n.even?
raise "root n is < 2 or not an Integer" unless n.is_a?(Integer) && n > 1
num = self.abs
bits_shift = (num.bit_length)/n + 2
root, bitn_ma... -
- One if the really nice things about Ruby is its intent to make users/programmers happy,
and to adhere to the "principle of least surprises (pols)".
I don't think it was the intent of Matz to create math methods that give correct resu... -
- Since the implementation of feature #12979, #dup and #clone on Integer and Float do not raise a `TypeError` anymore, and silently return self. Rational and Complex still raise an exception.
I'm not sure whether this inconsistent behav... - 07:12 PM Revision 9291d3d3 (git): * 2017-02-21
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57668 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * variable.c (gen_ivtbl_get): declaration conflict on VC++.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57667 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- Some bugs are just like that - they exist somewhere out there but they are hard
to find or reproduce. Almost real heisenbugs. :) -
05:20 PM Bug #13236: Ruby segfault
- Damien Robert wrote:
> The code is in https://github.com/DamienRobert/drain
> ...
PS: I apologize that I was not able to get a minimal working example. I tried to do so in 'test_graph_segfault.rb' but it does not segfault. However remo... -
- I have a program that segfault under certain conditions. It does not happen often, so it is hard to get the segfault.
The code is in https://github.com/DamienRobert/drain
You can run 'rake test' to (sometime, not often) get the core du... -
- Shyouhei Urabe wrote:
> Kamil Frankowicz wrote:
> ...
I fuzz ruby (in this case miniruby binary) with American Fuzzy Lop fuzzer (http://lcamtuf.coredump.cx/afl/). My testing corpus contains files from various open source projects writt... -
- Applied in changeset r57660.
----------
regparse.c: initialize return values
* regparse.c (parse_char_class): initialize return values before
depth limit check. returned values will be freed in callers
regardless the error. [ruby... -
- Kamil Frankowicz wrote:
> After some fuzz testing I found a crashing test case.
Great... I can reproduce this. Not sure if this is an "infinite" recursion or just too deep to run on my machine, though.
Do you run a fuzz test for... -
- After some fuzz testing I found a crashing test case.
Git HEAD: fbd5cda6aad6db01bbca3d893a9970314a1bd52c
To reproduce: miniruby ruby_so_parse_char_class
Error log: bug-13234.log
-
- Thanks for the translation, kazu!
- 12:20 PM Bug #13229 (Closed): [DOC] Add document title for extension.rdoc
- Applied in changeset r57665.
----------
extension.rdoc: add document title
* doc/extension.rdoc, doc/extension.ja.rdoc: [DOC]
add title and adapt subheading levels.
* doc/extension.rdoc: [DOC] fix subheading level of section
about... -
02:44 PM Bug #13235 (Closed): [BUG] Segmentation fault at 0x00000000000038
- -- Control frame information -----------------------------------------------
c:0129 p:0045 s:0826 e:000823 METHOD /Users/derickhoganpimenta/.rvm/rubies/ruby-2.4.0/lib/ruby/2.4.0/forwardable.rb:228
c:0128 p:0038 s:0817 E:0024b8 BLOCK /... -
02:40 PM Revision 2235695c (git): compile.c: Fix a typo
- * compile.c (compile_branch_condition): NODE_LIT is
always true.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57666 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * doc/extension.rdoc, doc/extension.ja.rdoc: [DOC]
add title and adapt subheading levels.
* doc/extension.rdoc: [DOC] fix subheading level of section
about "Ruby Constants That Can Be Accessed From C".
* doc/extension.ja.rdoc: [DOC... -
10:59 AM Revision 11eba07b (git): Supress warning: function might be candidate for attribute 'noreturn'
- GCC7 shows it.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57664 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57663 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57662 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * test/lib/test/unit/assertions.rb (assert_separately): ignore
SystemExit. unsuccessful exit still fails an assertion later.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57661 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- * regparse.c (parse_char_class): initialize return values before
depth limit check. returned values will be freed in callers
regardless the error. [ruby-core:79624] [Bug #13234]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57... -
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57659 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * parse.y (ID2VAL): split from TOKEN2VAL.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57658 b2dd03c8-39d4-4d8f-98ff-823fe69b080e -
- Probably it equals:
```cpp
unsigned b=0;
do {
cout<<a[b];
if (!(++b<10)) break;
cout<<',';
} while (1);
```
or
```cpp
for (unsigned b=0; cout<<a[b], (++b<10);) {
cout<<','... -
- I'm sorry but I have to say I don't understand how the construct works. Looking at the original site there is an example:
```cpp
/* author: ncomputers.org */
#include<iostream>
using namespace std;
int main(){
unsigned a[]... -
- Sorry, forgot the attachment.
-
- Hiroshi SHIBATA wrote:
> I have no opinion this.
> ...
I'm neutral, but note that PDCurses is bundled with binary gems for Windows.
-
- I have no opinion this.
>nalsh, shugo
How do you think this? - 02:16 AM Revision 6649e4c5 (git): * 2017-02-20
- git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57657 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-
- * test/lib/envutil.rb (EnvUtil.diagnostic_reports): ruby-runner
execs "RUBY_INSTALL_NAME" file, so search by that name.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e