Re^2: Regex bug in 5.10 (was: Using Look-ahead and Look-behind)

[ikegami]

Note that using + instead * is not equivalent.

$ perl -e'$_ = "Hello"; print "<$1>\n" while /(?=(.*))/g;'
<Hello>
<ello>
<llo>
<lo>
<o>
<>

$ perl -e'$_ = "Hello"; print "<$1>\n" while /(?=(.+))/g;'
<Hello>
<ello>
<llo>
<lo>
<o>