# \[Bug #756\] lambda{} != lambda {}

**URL:** <https://www.ruby-forum.com/t/bug-756-lambda-lambda/153382>\
**Category:** Development\
**Created:** [November 16, 2008, 1:22am UTC](https://www.ruby-forum.com/t/bug-756-lambda-lambda/153382 "2008-11-16T01:22:39Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Shyouhei\_U](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/94ad74/32.png) [@Shyouhei\_U](https://www.ruby-forum.com/u/Shyouhei_U)\
**Post date:** [November 16, 2008, 1:22am UTC](https://www.ruby-forum.com/t/bug-756-lambda-lambda/153382/1 "2008-11-16T01:22:39Z")

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Bug #756: lambda{} != lambda {}  
[http://redmine.ruby-lang.org/issues/show/756](http://redmine.ruby-lang.org/issues/show/756)

e$B5/I\<\<Te(B: Shyouhei U.  
e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: Normal  
e$BC4Ev\<Te(B: Koichi Sasada, e$B%+%F%4%je(B: core, Target version: 1.9.x

e$B$$$D$N$^$K$+e(Blambda {} == lambda {}e$B$G$J$/$J$C$?$h$&$G$9!#e(B

% ruby -ve ‘p lambda{} == lambda {}’  
ruby 1.9.1 (2008-11-14 revision 20234) [x86\_64-linux]  
false

1.8e$B$G$O@.$jN)$C$F$$$?$N$G$9$,!#e(B

% ruby -ve ‘p lambda{} == lambda {}’  
ruby 1.8.7 (2008-11-15 revision 20236) [x86\_64-linux]  
true

---

<div class="post-metadata">

**Author:** ![Shyouhei\_U](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/94ad74/32.png) [@Shyouhei\_U](https://www.ruby-forum.com/u/Shyouhei_U)\
**Post date:** [November 18, 2008, 3:37pm UTC](https://www.ruby-forum.com/t/bug-756-lambda-lambda/153382/2 "2008-11-18T15:37:34Z")

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e$B%A%1%C%He(B #756 e$B$,99?7$5$l$^$7$?!#e(B (by Yukihiro M.)

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

## Applied in changeset r20250.

[http://redmine.ruby-lang.org/issues/show/756](http://redmine.ruby-lang.org/issues/show/756)