Date: 27 Aug 2003 12:47:56 -0000
From: Rafael Garcia-Suarez (via RT) 
Subject: Re: [perl #23569] use re 'eval'; lost in (??{"(?{1})"})

Brad Bowman (via RT) wrote:
> This code generates an "Eval-group ..." error despite the  presense
> of "use re qw(eval)".
> 
> $ perl -Mre=eval -e '/ (??{ "(?{1})" }) $_ /x'
> Eval-group not allowed at runtime, use re 'eval' in regex m/(?{1})/ 
+at -e line 1.

This is apparently just another instance of the compiler hints not bei
+ng
propagated to eval-strings (except "integer", "strict refs" and a few
others). This can't be fixed non-kludgily without an overhaul of the h
+int
system.

[download]

In reply to Update: Re: Spurious re 'eval'; warning ? by bsb
in thread Spurious re 'eval'; warning ? by bsb

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.