[#30872] segv when reentering into Fiber with callcc — sheepman <sheepman@...>

こんばんは、sheepman です。

15 messages 2007/06/01
[#30899] Re: segv when reentering into Fiber with callcc — SASADA Koichi <ko1@...> 2007/06/06

 ささだです。

[#30905] Re: segv when reentering into Fiber with callcc — "Yusuke ENDOH" <mame@...> 2007/06/06

遠藤と申します。

[#30906] Re: segv when reentering into Fiber with callcc — SASADA Koichi <ko1@...> 2007/06/06

 ささだです。

[#30929] secrand.rb — "NAKAMURA, Hiroshi" <nakahiro@...>

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51 messages 2007/06/08
[#30930] Re: secrand.rb — Tanaka Akira <akr@...> 2007/06/08

In article <4669066C.2080307@sarion.co.jp>,

[#30934] Re: secrand.rb — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/06/08

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[#30935] Re: secrand.rb — Tanaka Akira <akr@...> 2007/06/08

In article <46694461.4060706@sarion.co.jp>,

[#30936] Re: secrand.rb — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/06/08

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[#30938] Re: secrand.rb — Tanaka Akira <akr@...> 2007/06/08

In article <46697C0B.8060402@sarion.co.jp>,

[#30939] Re: secrand.rb — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/06/08

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[#30940] Re: secrand.rb — Tanaka Akira <akr@...> 2007/06/08

In article <4669DAB0.4050705@sarion.co.jp>,

[#30944] Re: secrand.rb — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/06/09

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[#30945] Re: secrand.rb — Tanaka Akira <akr@...> 2007/06/09

In article <466AA73C.9030407@sarion.co.jp>,

[#30946] Re: secrand.rb — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/06/09

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[#30950] Re: secrand.rb — Nobuyoshi Nakada <nobu@...> 2007/06/11

なかだです。

[#31173] Re: Random — Tanaka Akira <akr@...> 2007/07/10

In article <469253E9.9010203@sarion.co.jp>,

[#31174] Re: Random — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/07/10

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[#31178] Re: Random — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/07/11

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[#31179] Re: Random — Tanaka Akira <akr@...> 2007/07/11

In article <4694338C.7090303@sarion.co.jp>,

[#31183] Re: Random — "NAKAMURA, Hiroshi" <nakahiro@...> 2007/07/11

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[#30971] Linux/ia64で'ucontext_t' undeclared — akira yamada / やまだあきら <akira@...>

最近のRuby 1.9をLinux/ia64上でmakeしようとすると

16 messages 2007/06/13
[#30973] Re: Linux/ia64で'ucontext_t' undeclared — Yukihiro Matsumoto <matz@...> 2007/06/13

まつもと ゆきひろです

[#30974] Re: Linux/ia64で'ucontext_t' undeclared — akira@... 2007/06/13

Yukihiro Matsumoto さんは書きました:

[#30975] Re: Linux/ia64で'ucontext_t' undeclared — Yukihiro Matsumoto <matz@...> 2007/06/13

まつもと ゆきひろです

[ruby-dev:31062] "".clear dumps core

From: "Yusuke ENDOH" <mame@...>
Date: 2007-06-26 12:30:44 UTC
List: ruby-dev #31062
遠藤と申します。

1.9 で以下のようにすると落ちます。


$ ./ruby -e '"".clear'
*** glibc detected *** free(): invalid pointer: 0xb7ce7ebc ***
アボートしました (core dumped)


他のところのコードから推測するに、こんな感じでしょうか。
はずれてたらごめんなさい。


Index: string.c
===================================================================
--- string.c	(revision 12629)
+++ string.c	(working copy)
@@ -2347,7 +2347,7 @@
 rb_str_clear(VALUE str)
 {
     /* rb_str_modify() */	/* no need for str_make_independent */
-    if (str_independent(str)) {
+    if (str_independent(str) && !STR_EMBED_P(str)) {
 	free(RSTRING_PTR(str));
     }
     STR_SET_EMBED(str);

-- 
Yusuke ENDOH <mame@tsg.ne.jp>

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