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| author | Paul Johnson <paul@pjcj.net> | 2004-02-21 03:31:47 +0100 |
|---|---|---|
| committer | Rafael Garcia-Suarez <rgarciasuarez@gmail.com> | 2004-02-21 16:18:32 +0000 |
| commit | 2814eb746a9281fd66cc5c45be3b127463ec07c7 (patch) | |
| tree | 9450012410210846e803553bfba88446fa14206c /pod/perlintern.pod | |
| parent | db8ddb421f6758f0b11b38073916c1366f5b4515 (diff) | |
| download | perl-2814eb746a9281fd66cc5c45be3b127463ec07c7.tar.gz | |
Re: op_seq (was: Freeing code)
Message-ID: <20040221013147.GB6953@pjcj.net>
Rework the OP structure to use less space.
Remove op_seq (and simulate it in dump.c),
replace it by op_opt and op_static,
shrink op_type, remove PL_op_seqmax.
p4raw-id: //depot/perl@22353
Diffstat (limited to 'pod/perlintern.pod')
| -rw-r--r-- | pod/perlintern.pod | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pod/perlintern.pod b/pod/perlintern.pod index 9c977a506f..e12c271213 100644 --- a/pod/perlintern.pod +++ b/pod/perlintern.pod @@ -501,6 +501,12 @@ become so if C<my sub foo {}> is implemented.) Note that formats are treated as anon subs, and are cloned each time write is called (if necessary). +The flag SVf_PADSTALE is cleared on lexicals each time the my() is executed, +and set on scope exit. This allows the 'Variable $x is not available' warning +to be generated in evals, such as + + { my $x = 1; sub f { eval '$x'} } f(); + AV * CvPADLIST(CV *cv) =for hackers |