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array-related segfault in bash-3

From: agriffis
Subject: array-related segfault in bash-3
Date: Sun, 1 Aug 2004 17:06:08 -0400

Configuration Information [Automatically generated, do not change]:
Machine: i686
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i686' 
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='i686-pc-linux-gnu' 
-DCONF_VENDOR='pc' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash' -DSHELL 
-DHAVE_CONFIG_H  -I.  -I. -I./include -I./lib   -mcpu=athlon -O3 -pipe
uname output: Linux time.flatmonk.org 2.6.6-rc3 #1 Thu May 13 09:43:41 EDT 2004 
i686 AMD Athlon(tm) Processor AuthenticAMD GNU/Linux
Machine Type: i686-pc-linux-gnu

Bash Version: 3.0
Patch Level: 0
Release Status: release

        It is possible to segfault bash-3 by attempting to access a
        local array in a function after it has been unset.

        myfunc() { declare -a arr; unset arr; echo "${arr[*]}"; }

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