From: nobu@...
Date: 2015-03-29T02:46:06+00:00
Subject: [ruby-core:68673] [Ruby trunk - Bug #11012] [Open] `local_variable_get` crashes on a `Proc` from a method

Issue #11012 has been reported by Nobuyoshi Nakada.

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Bug #11012: `local_variable_get` crashes on a `Proc` from a method
https://bugs.ruby-lang.org/issues/11012

* Author: Nobuyoshi Nakada
* Status: Open
* Priority: Normal
* Assignee: Nobuyoshi Nakada
* ruby -v: 50107
* Backport: 2.0.0: DONTNEED, 2.1: DONTNEED, 2.2: REQUIRED
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The following code shows unexpected random object, or segfaults sometimes.

~~~ruby
class << (obj = Object.new)
  src = 1000.times.map {|i|"v#{i} = "}.join("")
  eval("def foo()\n""#{src}nil\n""end")
end

b = obj.method(:foo).to_proc.binding
p b.local_variable_get("v999")
~~~



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