Declare ext/pcre constants in stubs (#9077)

Allow internal functions to declare if they support compile-time evaluation, add functions. (#7780)

https://wiki.php.net/rfc/strtolower-ascii means that these functions no longer
depend

Allow internal functions to declare if they support compile-time evaluation, add functions. (#7780)

https://wiki.php.net/rfc/strtolower-ascii means that these functions no longer
depend on the current locale in php 8.2. Before that, this was unsafe to
evaluate at compile time.

Followup to GH-7506

Add strcmp/strcasecmp/strtolower/strtoupper functions

Add bin2hex/hex2bin and related functions

Update test of garbage collection using strtolower to use something else to create a refcounted string

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Merge branch 'PHP-8.0' into PHP-8.1

* PHP-8.0:
Clarify that preg_match_all() cannot return null

Clarify that preg_match_all() cannot return null

Add support for generating MAY_BE_ARRAY_OF_REF func info flag (#7416)

Generate optimizer func info from stubs for ext/curl, ext/mysqli, ext/pcre (#7407)

Generate class entries from stubs for oci8, odbc, openssl, pcntl, pdo, pgsql

Closes GH-6691

Review parameter names in ext/pcre

Closes GH-6259

Fix preg_replace_callback_array() with array subject

Apparently this "feature" was completely untested...

Add all the missing parameter types to stubs

Closes GH-5955

Use ZPP string|array union check in PCRE extension

Use ZPP callable check for preg_replace_callback() $callback argument

Generate function entries for another batch of extensions

Closes GH-5352

Add preg_last_error_msg() function

Provides the last PCRE error as a human-readable message, similar
to functionality existing in other extensions, such as
json_last_error_msg().

Add preg_last_error_msg() function

Provides the last PCRE error as a human-readable message, similar
to functionality existing in other extensions, such as
json_last_error_msg().

Closes GH-5185.

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Revert "Replace @param annotations with type declarations"

This reverts commit c31029f335ca1b453af799805c43c37e959ad555.

Replace @param annotations with type declarations

Add union return types for function stubs

Use TypeError for preg_replace type check

This is a type violation warning, and as such should use TypeError
in PHP 8.

Add stubs for PCRE extension

Closes GH-4501.