Re: a recursion bug

[Greg Wooledge]

On Wed, Oct 03, 2012 at 01:00:21PM +0000, Yuxiang Cao wrote:
> Hi, this is a interesting problem.  Because My bash version is 4.1.5, so I 
> simply run the similar thing as your code which give me this 
> frank@frank-laptop:~/research/realfault$ bash -c 'FUNCNEST=100; a() { echo 
> "$1"; a $(($1+1)); }; a 1' 2>&1 | tail

When I look in "man bash" on a Debian system with bash 4.1, there is no
FUNCNEST, so it was probably added in version 4.2.  That's why it isn't
working for you.