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Paul "LeoNerd" Evans da6c78e212 Allow multivariable foreach to use refaliases 
As noted by https://github.com/Perl/perl5/issues/24027, while multivar
foreach and refalias foreach have each been available separately for
some time now, it wasn't possible to combine the two until now.

This current implementation does have limits on the number of variables
in total are allowed in a multivariable foreach loop if any are
refaliases (no more than 256), and which ones can be refaliases (none
past the 24th) that are all to do with the way I am abusing the U32
`op_targ` field to store the variable count in the lower 8 bits, and a
bitmask of which vars are refaliases in the upper 24 bits. I decided to
do that as it means I don't have to make the `OP_ITER` op any larger -
such as by expanding it to an UNOP_AUX to give it that extra storage
space. In practice I don't imagine those limits will be a problem for
any practical use-case.

If in a future version we did want to expand on those limits, I think it
would be possible by moving the `refalias_mask` storage to a PV stored
in the UNOP_AUX vector, or somesuch.
2026-01-22 00:07:41 +00:00
..
.gitignore
Archive perldelta 5.43.7
2026-01-19 19:21:14 +01:00
buildtoc
pod: eliminate references to $a and $b outside sort context
2023-08-16 20:56:42 +01:00
Makefile.SH
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perl56delta.pod
pod: fix capitalisation of GitHub and other proper nouns
2024-09-12 22:42:11 -06:00
perl58delta.pod
perl58delta.pod: remove an extra "and"
2024-09-12 22:42:11 -06:00
perl561delta.pod
pod: fix assorted grammar mistakes in doc files
2024-09-12 22:42:11 -06:00
perl581delta.pod
pod: fix a few grammar mistakes involving plural nouns
2024-09-12 22:42:11 -06:00
perl582delta.pod
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perl583delta.pod
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perl584delta.pod
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perl585delta.pod
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perl586delta.pod
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perl587delta.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perl588delta.pod
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perl589delta.pod
pod: add missing punctuation in doc files
2024-09-12 22:42:11 -06:00
perl5004delta.pod
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perl5005delta.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perl5100delta.pod
perl5100delta: document removal of 'package;' syntax
2023-07-17 14:07:58 +10:00
perl5101delta.pod
pod: fix a few articles in doc files
2024-09-12 22:42:11 -06:00
perl5120delta.pod
perl51200delta: fix typo (missing '.')
2023-10-02 08:09:02 -04:00
perl5121delta.pod
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perl5122delta.pod
Don't try to link to INSTALL which is not linkable documentation
2025-04-18 15:30:10 +03:00
perl5123delta.pod
pod: fix grammar mistakes relating to verbs in doc files
2024-09-12 22:42:11 -06:00
perl5124delta.pod
fix typos
2025-11-16 13:10:50 +01:00
perl5125delta.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perl5140delta.pod
pod: fix a few articles in doc files
2024-09-12 22:42:11 -06:00
perl5141delta.pod
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perl5142delta.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perl5143delta.pod
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perl5144delta.pod
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perl5160delta.pod
pod: fix usage of affect/effect in doc files
2024-09-12 22:42:11 -06:00
perl5161delta.pod
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perl5162delta.pod
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perl5163delta.pod
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perl5180delta.pod
perl5180delta: fix link
2025-04-10 11:54:37 +02:00
perl5181delta.pod
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perl5182delta.pod
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perl5184delta.pod
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perl5200delta.pod
pod: fix assorted grammar mistakes in doc files
2024-09-12 22:42:11 -06:00
perl5201delta.pod
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perl5202delta.pod
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perl5203delta.pod
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perl5220delta.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perl5221delta.pod
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perl5222delta.pod
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perl5223delta.pod
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perl5224delta.pod
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perl5240delta.pod
perl5240delta: fix link to perldiag
2025-04-10 11:54:37 +02:00
perl5241delta.pod
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perl5242delta.pod
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perl5243delta.pod
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perl5244delta.pod
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perl5260delta.pod
fix typos in various perl*.pod documents
2024-11-18 05:50:09 +01:00
perl5261delta.pod
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perl5262delta.pod
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perl5263delta.pod
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perl5280delta.pod
perl5280delta - fix manpage link
2025-04-10 12:02:54 +02:00
perl5281delta.pod
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perl5282delta.pod
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perl5283delta.pod
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perl5300delta.pod
perl5300delta: remove full stop from link target
2025-04-17 18:51:30 +02:00
perl5301delta.pod
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perl5302delta.pod
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perl5303delta.pod
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perl5320delta.pod
pod: fix capitalisation of GitHub and other proper nouns
2024-09-12 22:42:11 -06:00
perl5321delta.pod
…
perl5340delta.pod
fix typos in various perl*.pod documents
2024-11-18 05:50:09 +01:00
perl5341delta.pod
update old perldeltas to reference upgrading from the previous stable release
2025-02-02 13:02:40 -07:00
perl5342delta.pod
Capture perl5342delta, perl5362delta, perl5381delta
2023-11-28 12:04:24 +00:00
perl5343delta.pod
Capture perl5343delta, perl5363delta, perl5382delta
2023-11-30 15:53:26 +00:00
perl5360delta.pod
fix typos in various perl*.pod documents
2024-11-18 05:50:09 +01:00
perl5361delta.pod
update old perldeltas to reference upgrading from the previous stable release
2025-02-02 13:02:40 -07:00
perl5362delta.pod
Capture perl5342delta, perl5362delta, perl5381delta
2023-11-28 12:04:24 +00:00
perl5363delta.pod
Capture perl5343delta, perl5363delta, perl5382delta
2023-11-30 15:53:26 +00:00
perl5380delta.pod
fix typos in various perl*.pod documents
2024-11-18 05:50:09 +01:00
perl5381delta.pod
update old perldeltas to reference upgrading from the previous stable release
2025-02-02 13:02:40 -07:00
perl5382delta.pod
Capture perl5343delta, perl5363delta, perl5382delta
2023-11-30 15:53:26 +00:00
perl5383delta.pod
Import perl5383delta.pod and perl5401delta.pod
2025-01-18 20:27:17 +00:00
perl5384delta.pod
Import perl5384delta.pod and perl5402delta.pod
2025-04-13 15:02:44 +01:00
perl5385delta.pod
Import perl5385delta.pod and perl5403delta.pod
2025-08-03 12:01:22 +01:00
perl5400delta.pod
pod: remove duplicate consecutive words from doc files
2024-09-12 22:42:11 -06:00
perl5401delta.pod
update old perldeltas to reference upgrading from the previous stable release
2025-02-02 13:02:40 -07:00
perl5402delta.pod
Import perl5384delta.pod and perl5402delta.pod
2025-04-13 15:02:44 +01:00
perl5403delta.pod
Import perl5385delta.pod and perl5403delta.pod
2025-08-03 12:01:22 +01:00
perl5420delta.pod
perl5420delta: Re-add ExtUtils::ParseXS refactoring to 5.42.0 delta (in Internal Changes)
2025-07-07 12:25:38 +02:00
perl5430delta.pod
New perldelta for 5.43.1
2025-07-08 13:20:11 +02:00
perl5431delta.pod
Archive perldelta 5.43.1
2025-07-20 22:15:04 +00:00
perl5432delta.pod
fix conference name
2025-08-21 18:36:25 -07:00
perl5433delta.pod
Archive perldelta 5.43.3
2025-09-23 08:55:06 +02:00
perl5434delta.pod
Archive perldelta 5.43.4
2025-10-23 16:31:43 +00:00
perl5435delta.pod
Archive perldelta 5.43.5
2025-11-20 07:31:17 +01:00
perl5436delta.pod
New perldelta for 5.43.7
2025-12-20 18:24:10 +00:00
perl5437delta.pod
Archive perldelta 5.43.7
2026-01-19 19:21:14 +01:00
perl.pod
Archive perldelta 5.43.7
2026-01-19 19:21:14 +01:00
perlapio.pod
perlapio: USE_STDIO is no longer an option
2026-01-09 12:50:24 -07:00
perlartistic.pod
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perlbook.pod
perlbook.pod: fix spelling mistakes related to ordinal numbers
2024-09-12 22:42:11 -06:00
perlboot.pod
…
perlbot.pod
…
perlcall.pod
perlcall: Note that plain GIMME is deprecated
2024-08-23 14:16:19 -06:00
perlcheat.pod
Revert "switch removal: remove smartmatch"
2025-02-16 14:51:16 +01:00
perlclass.pod
perlclass.pod - remove mention of :writer from the TODO section
2025-10-10 22:02:10 +01:00
perlclassguts.pod
perlclassguts.pod: spelling fix
2023-05-26 12:25:08 -06:00
perlclib.pod
Fix typos
2025-12-23 16:32:39 -05:00
perlcommunity.pod
perlcommunity.pod: Remove broken link
2025-02-27 11:40:23 -07:00
perldata.pod
perldata: Add details to hex, etc floats
2026-01-06 17:44:42 -07:00
perldbmfilter.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perldebguts.pod
Fix typo in perldebguts
2025-05-25 15:56:11 -06:00
perldebtut.pod
pod: fix assorted spelling mistakes
2024-09-12 22:42:11 -06:00
perldebug.pod
pod: fix assorted grammar mistakes in doc files
2024-09-12 22:42:11 -06:00
perldelta.pod
Allow multivariable foreach to use refaliases
2026-01-22 00:07:41 +00:00
perldeprecation.pod
Fatalization of calling import/unimport method with argument
2025-12-19 06:51:32 -05:00
perldiag.pod
Allow multivariable foreach to use refaliases
2026-01-22 00:07:41 +00:00
perldocstyle.pod
…
perldsc.pod
perldsc: remove accidental double spaces
2024-02-17 11:38:20 +01:00
perldtrace.pod
Fix HTTP and Books links
2024-05-15 20:10:13 -04:00
perlebcdic.pod
Update perlebcdic.pod
2025-10-31 05:48:10 -06:00
perlembed.pod
perlembed, perlthrtut, Clarify threads vs ithreads
2025-05-08 06:52:25 -06:00
perlexperiment.pod
Add mention of signature named parameters (PPC0024) to perlexperiment.pod
2025-11-18 07:03:45 +01:00
perlfilter.pod
pod/perlfilter.pod - replace piracy comments with something more realistic
2023-03-03 09:43:23 +01:00
perlfork.pod
…
perlform.pod
Minor clarification in perlform.pod
2023-07-02 17:52:41 -06:00
perlfunc.pod
[doc] Fix typo
2025-12-31 12:52:19 -05:00
perlgit.pod
pod: fix capitalisation of GitHub and other proper nouns
2024-09-12 22:42:11 -06:00
perlgov.pod
Update PSC after 2025 elections
2025-08-15 09:07:31 -07:00
perlgpl.pod
Update copies of GPL to match recent FSF changes
2025-05-02 23:35:09 +02:00
perlguts.pod
perlguts: OP_GOTO can also be a PVOP
2026-01-10 05:52:56 +11:00
perlhack.pod
Fix typo in perlhack
2025-05-25 15:56:11 -06:00
perlhacktips.pod
perlhacktips: Note // comment-style breaks CPAN
2026-01-02 13:01:20 -07:00
perlhacktut.pod
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perlhist.pod
Add new release to perlhist
2026-01-19 18:09:32 +01:00
perlinterp.pod
pod: eliminate references to $a and $b outside sort context
2023-08-16 20:56:42 +01:00
perlintro.pod
perlintro: fix minor grammar mistake
2025-07-18 08:37:05 -04:00
perliol.pod
Remove full stops from POD headings
2024-01-11 10:06:24 +00:00
perlipc.pod
perlipc.pod: correct the safe signals bypass suggestion
2025-07-03 21:50:51 -06:00
perllexwarn.pod
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perllocale.pod
fix typos in various perl*.pod documents
2024-11-18 05:50:09 +01:00
perllol.pod
perllol: Remove indirect object syntax in Dumpvalue example
2023-12-20 13:08:06 -07:00
perlmod.pod
perlmod: change the ' deprecation note to mention the feature
2024-11-11 10:39:40 +11:00
perlmodinstall.pod
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perlmodlib.PL
pods, comments: Fix up e.g. i.e.
2024-06-16 12:39:53 -06:00
perlmodstyle.pod
…
perlmroapi.pod
pod/perlmroapi.pod - document linear MRO function return type.
2023-02-08 16:58:32 +08:00
perlnewmod.pod
…
perlnumber.pod
perlnumber: Leading 0 in string doesn't imply octal
2025-05-04 15:20:31 -06:00
perlobj.pod
Fix some minor doc typos and mistakes
2024-08-07 22:02:44 -04:00
perlootut.pod
Fix some minor doc typos and mistakes
2024-08-07 22:02:44 -04:00
perlop.pod
[doc] Fix typo
2025-12-31 12:52:19 -05:00
perlopentut.pod
Fix typos in perlopentut
2025-05-25 15:56:11 -06:00
perlpacktut.pod
Simplify sentance
2025-10-06 07:28:12 -04:00
perlperf.pod
fix typos in various perl*.pod documents
2024-11-18 05:50:09 +01:00
perlpod.pod
Document that U<text> is the formatting code for underline
2024-07-30 19:35:10 +01:00
perlpodspec.pod
Fix some minor doc typos and mistakes
2024-08-07 22:02:44 -04:00
perlpodstyle.pod
pod: fix a few grammar mistakes in doc files (usage of neither/nor)
2024-09-12 22:42:11 -06:00
perlpolicy.pod
Update perlpolicy for 5.42.0 release
2025-06-24 11:57:33 +02:00
perlport.pod
perlfunc/perlport - warn of perl-platform quirks (gethostbyname example)
2025-08-07 11:00:29 +01:00
perlpragma.pod
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perlre.pod
perlre: Clarify wording
2025-07-22 10:19:52 -06:00
perlreapi.pod
REGEX_LOCALE_CHARSET is an enum constant
2026-01-08 08:58:10 -07:00
perlrebackslash.pod
perlrebackslash: Fix false statements
2025-09-20 10:10:20 -06:00
perlrecharclass.pod
perlrecharclass: Fix typo
2025-09-28 11:48:49 -06:00
perlref.pod
perlref: Add example of lhs postfix deref
2025-05-11 10:56:19 -06:00
perlreftut.pod
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perlreguts.pod
…
perlrepository.pod
…
perlrequick.pod
perlrequick: Note {,n} added in 5.34
2023-07-31 22:12:09 -04:00
perlreref.pod
pod and comments: Note escape vs quote
2025-05-10 09:02:05 -06:00
perlretut.pod
perlretut: Rmove obsolete caution about \G
2025-05-23 15:11:45 -06:00
perlrun.pod
perlrun: add caution that the -C flag does not validate nor produce UTF-8
2025-07-03 21:07:46 -06:00
perlsec.pod
Document that empty PATH components are also insecure.
2024-09-27 15:52:41 -06:00
perlsecpolicy.pod
Fix header typo in POD - 'drated'
2025-05-04 11:02:53 +00:00
perlsource.pod
…
perlstyle.pod
perlstype.pod: Fix spelling
2023-05-15 16:08:19 -06:00
perlsub.pod
[PATCH] Docu suggestion for named parameters in signatures
2025-11-02 11:21:36 -07:00
perlsyn.pod
perlsyn/switch: no longer experimental but discouraged
2025-05-22 18:59:38 +02:00
perlthrtut.pod
perlembed, perlthrtut, Clarify threads vs ithreads
2025-05-08 06:52:25 -06:00
perltie.pod
pod: fix assorted spelling mistakes
2024-09-12 22:42:11 -06:00
perltodo.pod
…
perltooc.pod
…
perltoot.pod
…
perltrap.pod
…
perlunicode.pod
perlunicode: Add discussion about malformations
2025-09-01 07:52:38 -06:00
perlunicook.pod
perlunicook: Example needs 'use utf8'
2025-05-19 10:03:21 -06:00
perlunifaq.pod
…
perluniintro.pod
pod: eliminate references to $a and $b outside sort context
2023-08-16 20:56:42 +01:00
perlunitut.pod
Fix HTTP and Books links
2024-05-15 20:10:13 -04:00
perlutil.pod
…
perlvar.pod
fix the variable name in the doc for ${^MAX_NESTED_EVAL_BEGIN_BLOCKS}
2025-11-07 22:17:19 +01:00
perlvms.pod
pod: fix grammar mistakes relating to verbs in doc files
2024-09-12 22:42:11 -06:00
rofftoc
…
splitman
…
splitpod
…