# \[Bug #3742\] failed to allocate memory: /^()(?\>\\g\<1\>)\*$/ on x64-mswin64

**URL:** <https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826>\
**Category:** Development\
**Created:** [August 25, 2010, 6:23am UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826 "2010-08-25T06:23:38Z")\
**Posts on this page:** 6\
**Page:** 1

<div class="post-metadata">

**Author:** ![shintaro\_kuwamoto](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/278dde/32.png) [@shintaro\_kuwamoto](https://www.ruby-forum.com/u/shintaro_kuwamoto)\
**Post date:** [August 25, 2010, 6:23am UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826/1 "2010-08-25T06:23:38Z")

</div>

Bug #3742: failed to allocate memory: /^()(?\>\g\<1\>)\*$/ on x64-mswin64  
[http://redmine.ruby-lang.org/issues/show/3742](http://redmine.ruby-lang.org/issues/show/3742)

e$B5/I\<\<Te(B: shintaro kuwamoto  
e$B%9%F!\<%?%9e(B: Open, e$BM%@hEYe(B: Normal  
e$B%+%F%4%je(B: core, Target version: 1.9.3  
ruby -v: ruby 1.9.3dev (2010-08-25 trunk 29091) [x64-mswin64\_90]

[http://redmine.ruby-lang.org/issues/show/3459](http://redmine.ruby-lang.org/issues/show/3459) e$B$NB3$-$G$9!#e(B  
SEGVe$B$9$k$N$Oe(Br29074e$B$G=$@5$7$F$$$?$@$$$?$N$G!“$=$b$=$b$N860x$G$”$k%a%b%j3NJ]\<:GT$N%A%1%C%H$r:n$C$F$\*$-$^$9!#e(B

Z:\trunk\build\>nmake test-all TESTS=ruby/test\_regexp.rb

Microsoft(R) Program Maintenance Utility Version 9.00.30729.01  
Copyright (C) Microsoft Corporation. All rights reserved.

```
    .\ruby.exe -I../lib -I".ext/x64-mswin64_90" "../tool/runruby.rb" 

```

–extou  
t=“.ext” – “…/test/runner.rb” ruby/test\_regexp.rb  
Loaded suite …/test/runner  
Started  
…F…E…  
Finished in 3.292000 seconds.

1. Failure:  
test\_dup\_warn(TestRegexp) [Z:/trunk/test/ruby/test\_regexp.rb:828]:  
\<[]\> expected but was  
\<[“internal:gem\_prelude:50: warning: assigned but unused variable -  
paths”,  
“internal:gem\_prelude:182: warning: assigned but unused variable -  
path”,  
“internal:gem\_prelude:177: warning: assigned but unused variable -  
installed\_  
path”,  
“internal:gem\_prelude:122: warning: assigned but unused variable -  
verbose”,  
“internal:gem\_prelude:122: warning: assigned but unused variable -  
debug”,  
“internal:gem\_prelude:232: warning: assigned but unused variable -  
e”,  
“internal:lib/rubygems/defaults:54: warning: assigned but unused  
variable - e  
xec\_format”,  
“internal:lib/rubygems/custom\_require:30: warning: assigned but  
unused variab  
le - load\_error”]\>.

2. Error:  
test\_exec(TestRegexp):  
RegexpError: failed to allocate memory: /^()(?\>\g\<1\>)\*$/  
Z:/trunk/test/ruby/test\_regexp.rb:500:in `block in check' Z:/trunk/test/ruby/test_regexp.rb:498:in `each’  
Z:/trunk/test/ruby/test\_regexp.rb:498:in `check' Z:/trunk/test/ruby/test_regexp.rb:569:in `test\_exec’  
…/test/runner.rb:26:in `’

68 tests, 1005 assertions, 1 failures, 1 errors, 0 skips

Test run options: --seed 9589  
NMAKE : fatal error U1077: ‘.\ruby.exe’ : e$B%j%?!\<%se(B e$B%3!\<%Ie(B  
‘0x2’  
Stop.

---

<div class="post-metadata">

**Author:** ![shintaro\_kuwamoto](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/278dde/32.png) [@shintaro\_kuwamoto](https://www.ruby-forum.com/u/shintaro_kuwamoto)\
**Post date:** [August 25, 2010, 2:32pm UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826/2 "2010-08-25T14:32:25Z")

</div>

e$B%A%1%C%He(B #3742 e$B$,99?7$5$l$^$7$?!#e(B (by shintaro kuwamoto)

e$B\<!$N%Q%C%A$G%F%9%HDL$k$h$&$K$J$j$^$7$?!#e(B

# Index: …/regint.h

— …/regint.h (e$B%j%S%8%g%se(B 29091)  
+++ …/regint.h (e$B:n6H%3%T!\<e(B)  
@@ -720,7 +720,7 @@  
BBuf\* mbuf; /\* multi-byte info or NULL \*/  
} CClassNode;

-typedef long OnigStackIndex;  
+typedef SIGNED\_VALUE OnigStackIndex;

typedef struct \_OnigStackType {  
unsigned int type;

Z:\trunk\build\>nmake test-all TESTS=ruby/test\_regexp.rb

Microsoft(R) Program Maintenance Utility Version 9.00.30729.01  
Copyright (C) Microsoft Corporation. All rights reserved.

```
    .\ruby.exe -I../lib -I".ext/x64-mswin64_90" "../tool/runruby.rb" 

```

–extou  
t=“.ext” – “…/test/runner.rb” ruby/test\_regexp.rb  
Loaded suite …/test/runner  
Started  
…F…  
Finished in 0.275000 seconds.

1. Failure:  
test\_dup\_warn(TestRegexp) [Z:/trunk/test/ruby/test\_regexp.rb:828]:  
\<[]\> expected but was  
\<[“internal:gem\_prelude:50: warning: assigned but unused variable -  
paths”,  
“internal:gem\_prelude:182: warning: assigned but unused variable -  
path”,  
“internal:gem\_prelude:177: warning: assigned but unused variable -  
installed\_  
path”,  
“internal:gem\_prelude:122: warning: assigned but unused variable -  
verbose”,  
“internal:gem\_prelude:122: warning: assigned but unused variable -  
debug”,  
“internal:gem\_prelude:232: warning: assigned but unused variable -  
e”,  
“internal:lib/rubygems/defaults:54: warning: assigned but unused  
variable - e  
xec\_format”,  
“internal:lib/rubygems/custom\_require:30: warning: assigned but  
unused variab  
le - load\_error”]\>.

68 tests, 1072 assertions, 1 failures, 0 errors, 0 skips

## Test run options: --seed 23864 NMAKE : fatal error U1077: ‘.\ruby.exe’ : e$B%j%?!\<%se(B e$B%3!\<%Ie(B ‘0x1’ Stop.

[http://redmine.ruby-lang.org/issues/show/3742](http://redmine.ruby-lang.org/issues/show/3742)

---

<div class="post-metadata">

**Author:** ![shintaro\_kuwamoto](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/278dde/32.png) [@shintaro\_kuwamoto](https://www.ruby-forum.com/u/shintaro_kuwamoto)\
**Post date:** [August 26, 2010, 3:57am UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826/3 "2010-08-26T03:57:27Z")

</div>

e$B%A%1%C%He(B #3742 e$B$,99?7$5$l$^$7$?!#e(B (by Yui NARUSE)

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 r29102.  
shintaro, 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/3742](http://redmine.ruby-lang.org/issues/show/3742)

---

<div class="post-metadata">

**Author:** ![shintaro\_kuwamoto](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/278dde/32.png) [@shintaro\_kuwamoto](https://www.ruby-forum.com/u/shintaro_kuwamoto)\
**Post date:** [August 26, 2010, 5:13am UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826/4 "2010-08-26T05:13:33Z")

</div>

e$B%A%1%C%He(B #3742 e$B$,99?7$5$l$^$7$?!#e(B (by Yui NARUSE)

e$BDI@W$"$j$,$H$&$4$6$$$^$9!#e(B  
regint.he$B$O%\*%j%8%J%k$N54\<VM3Mh$NItJ,$@$C$?$N$G!"e(Bintptr\_t  
e$B$G%3%\_%C%H$7$^$7$?!#e(B

## e$B$G!“$3$N%P%0$O%\*%j%8%J%k$N54\<V$K$b1F6A$9$k$N$G!”$&$A$NF|5-e(B [http://d.hatena.ne.jp/nurse/](http://d.hatena.ne.jp/nurse/)e$B$"$?$j$Ke(B e$BB\>$Ne(B 5.9.2 e$B$KBP$9$k=$@5$H$H$b$K$^$H$a$h$&$H;W$C$F$$$k$N$G$9$,!"e(B e$B$3$N%Q%C%A$N%i%$%;%s%9$Oe(B Ruby’s or e$B54\<V$N%i%$%;%s%9$H$7$F$h$$$G$7$g$&$+!#e(B

[http://redmine.ruby-lang.org/issues/show/3742](http://redmine.ruby-lang.org/issues/show/3742)

---

<div class="post-metadata">

**Author:** ![shintaro\_kuwamoto](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/278dde/32.png) [@shintaro\_kuwamoto](https://www.ruby-forum.com/u/shintaro_kuwamoto)\
**Post date:** [August 26, 2010, 7:46am UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826/5 "2010-08-26T07:46:55Z")

</div>

e$B%A%1%C%He(B #3742 e$B$,99?7$5$l$^$7$?!#e(B (by Yui NARUSE)

> > e$B$3$N%Q%C%A$N%i%$%;%s%9$Oe(B Ruby’s or e$B54\<V$N%i%$%;%s%9$H$7$F$h$$$G$7$g$&$+!#e(B
> 
> e$B$O$$!"e(BRuby’s or e$B54\<V$N%i%$%;%s%9$G$\*4j$$$7$^$9!#e(B

e$B$"$j$,$H$&$4$6$$$^$9!#e(B

> e$B$=$N$&$Ae(Br29074e$B4^$a$Fe(B1.9.2e$B$K$b%P%C%/%]!\<%H$7$F$$$?$@$1$k$H=u$+$j$^$9!#e(B

## e$B$A$g$&$I%?%$%\_%s%0$h$/F1$8LdBj$rAJ$($F$-$??M$,$$$?$N$G!"e(BBackport #3743 e$B$H$$$&%A%1%C%H$K$7$F$$$^$9!#e(B yugui e$B$5$s$h$m$7$%e(B

[http://redmine.ruby-lang.org/issues/show/3742](http://redmine.ruby-lang.org/issues/show/3742)

---

<div class="post-metadata">

**Author:** ![shintaro\_kuwamoto](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/278dde/32.png) [@shintaro\_kuwamoto](https://www.ruby-forum.com/u/shintaro_kuwamoto)\
**Post date:** [August 26, 2010, 7:01am UTC](https://www.ruby-forum.com/t/bug-3742-failed-to-allocate-memory-g-1-on-x64-mswin64/193826/6 "2010-08-26T07:01:16Z")

</div>

e$B%A%1%C%He(B #3742 e$B$,99?7$5$l$^$7$?!#e(B (by shintaro kuwamoto)

> e$B$3$N%Q%C%A$N%i%$%;%s%9$Oe(B Ruby’s or e$B54\<V$N%i%$%;%s%9$H$7$F$h$$$G$7$g$&$+!#e(B

## e$B$O$$!"e(BRuby’s or e$B54\<V$N%i%$%;%s%9$G$\*4j$$$7$^$9!#e(B e$B$=$N$&$Ae(Br29074e$B4^$a$Fe(B1.9.2e$B$K$b%P%C%/%]!\<%H$7$F$$$?$@$1$k$H=u$+$j$^$9!#e(B

[http://redmine.ruby-lang.org/issues/show/3742](http://redmine.ruby-lang.org/issues/show/3742)