You probably want to use the \G anchor e.g 
print "[$1]" while "foo bar baz quux" =~ /\G(\w+) ?/g;

__output__

[foo][bar][baz][quux]

[download]
See the perlre manpage for more info.
HTH

_________
broquaint

In reply to Re: Infinite loop regex by broquaint
in thread Infinite loop regex by Baz

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