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From: lwall@jpl-devvax.JPL.NASA.GOV (Larry Wall)
Newsgroups: comp.lang.perl
Subject: Re: scalar split can coredump
Message-ID: <10991@jpl-devvax.JPL.NASA.GOV>
Date: 10 Jan 91 19:44:36 GMT
References: <1991Jan10.173933.26134@convex.com>
Reply-To: lwall@jpl-devvax.JPL.NASA.GOV (Larry Wall)
Organization: Jet Propulsion Laboratory, Pasadena, CA
Lines: 27

In article <1991Jan10.173933.26134@convex.com> tchrist@convex.com (Tom Christiansen) writes:
: 
: This line makes perl dump core:
: 
:     perl -ne 'print unless split > 0'

Fixed in 42.  The special code to parse the implied /\s+/ was clobbering
yacc's lookahead token subtype for >.

: What I'm trying to do here is split $_ into @_ 
: and count the fields.  I had done this:
: 
:     print unless split;
: 
: But that didn't seem to work either (but no core dump), even 
: though the man page states:
: 
:     If not in an array context, returns the number of fields found and
:     splits into the @_ array.
: 
: So, Larry, is this a bug or am I confused?

The latter bug seems to be unrelated.  I can't reproduce it here on
any of my machines.  It's either architecture specific or I've fixed it
already.

Larry