[inseparable changes from patch from perl5.003_17 to perl5.003_18]

[inseparable changes from patch from perl5.003_17 to perl5.003_18]

 CORE LANGUAGE CHANGES

Subject: Inherited overloading
Date: Sun, 29 Dec 1996 08:12:54 -0500 (EST)
From: Ilya Zakharevich <ilya@math.ohio-state.edu>
Files: gv.c lib/overload.pm perl.h sv.c sv.h t/op/overload.t

    Chip Salzenberg writes:
    >
    > Patch now, tarchive later:

    Below is the fixed overloading patch.

    Note that in between AMG_names got const on it (a good thing!), but as
    a corollary I needed to cast away const-ness to actually use it
    (since, say, newSVpv does not have const args).

    Enjoy,

    p5p-msgid: <199612291312.IAA02134@monk.mps.ohio-state.edu>

Subject: Closures at file scope must be anonymous
From: Chip Salzenberg <chip@atlantic.net>
Files: op.c

Subject: Warn on '{if,while} ($x = X)' where X is glob, readdir, or <FH>
From: Chip Salzenberg <chip@atlantic.net>
Files: op.c pod/perldiag.pod

 DOCUMENTATION

Subject: Re: perldiag.pod entry for "Scalar value @%s{%s} ..."
Date: Tue, 31 Dec 1996 11:50:19 -0500
From: Roderick Schertler <roderick@gate.net>
Files: pod/perldiag.pod
Msg-ID: <2043.852051019@eeyore.ibcinc.com>

    (applied based on p5p patch as commit c885792efecf3f527b3b5099727cc16b03eee1dc)

 OTHER CORE CHANGES

Subject: Get rid of 'Leaked scalars'
From: Chip Salzenberg <chip@atlantic.net>
Files: cop.h gv.c op.c

 TESTS

Subject: Expanded locale.t and misc.t
From: Jarkko Hietaniemi <jhi@cc.hut.fi>
Files: t/lib/locale.t t/lib/misc.t

Subject: Expanded my.t
From: Chip Salzenberg <chip@atlantic.net>
Files: t/lib/my.t