# \[Bug #2401\] Array splat bug: a=\[1,2\]; p \[\*a\] #=\> \[\]

**URL:** <https://www.ruby-forum.com/t/bug-2401-array-splat-bug-a-1-2-p-a/179444>\
**Category:** Development\
**Created:** [November 25, 2009, 8:51am UTC](https://www.ruby-forum.com/t/bug-2401-array-splat-bug-a-1-2-p-a/179444 "2009-11-25T08:51:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Akinori\_MUSHA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/b782af/32.png) [@Akinori\_MUSHA](https://www.ruby-forum.com/u/Akinori_MUSHA)\
**Post date:** [November 25, 2009, 8:51am UTC](https://www.ruby-forum.com/t/bug-2401-array-splat-bug-a-1-2-p-a/179444/1 "2009-11-25T08:51:52Z")

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Bug #2401: Array splat bug: a=[1,2]; p [\*a] #=\> []  
[http://redmine.ruby-lang.org/issues/show/2401](http://redmine.ruby-lang.org/issues/show/2401)

e$B5/I\<\<Te(B: Akinori MUSHA  
e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: High  
e$B%+%F%4%je(B: core, Target version: Ruby 1.8.8  
ruby -v: ruby 1.8.8dev (2009-11-24 revision 25903) [x86\_64-freebsd7]

a=[1,2]; p [\*a] #=\> []  
e$B$H$J$C$F$7$^$$$^$9!#e(B

parse.ye$B$r8+$?$s$G$9$,!"e(Bargse$B$He(Bargs2e$B$N;H$$J,$1$,$h$/J,$+$j$^$;$s!#e(B  
e$B!Je(Br25658e$B$NA0$OF1$8$@$C$?$h$&$K8+$($^$9!Ke(B

when\_argse$B$rI|3h$5$;$k$N$,6aF;$J$s$G$9$+$M$(!#e(B

e$B$J$_!"$b$A$m$se(Btest-alle$B$OI,MW$G$9$,!“e(B  
test/ruby/test\_array.rb  
test/ruby/test\_case.rb  
test/ruby/test\_assignment.rb  
e$B$”$?$j$G4pK\E_$J%A%'%C%/$O$G$-$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Akinori\_MUSHA](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/b782af/32.png) [@Akinori\_MUSHA](https://www.ruby-forum.com/u/Akinori_MUSHA)\
**Post date:** [December 25, 2009, 5:04pm UTC](https://www.ruby-forum.com/t/bug-2401-array-splat-bug-a-1-2-p-a/179444/2 "2009-12-25T17:04:52Z")

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e$B%A%1%C%He(B #2401 e$B$,99?7$5$l$^$7$?!#e(B (by Nobuyoshi N.)

e$B%9%F!\<%?%9e(B Assignede$B$+$ie(BClosede$B$KJQ99e(B  
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

This issue was solved with changeset r26160.  
Akinori, thank you for reporting this issue.  
Your contribution to Ruby is greatly appreciated.  
May Ruby be with you.

* * *

[http://redmine.ruby-lang.org/issues/show/2401](http://redmine.ruby-lang.org/issues/show/2401)