Fix #78880: Final spelling fixes

Merge branch 'PHP-7.4'

* PHP-7.4:
Fix #79106: PDO may fetch wrong column indexes with PDO::FETCH_BOTH

Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
Fix #79106: PDO may fetch wrong column indexes with PDO::FETCH_BOTH

Fix #79106: PDO may fetch wrong column indexes with PDO::FETCH_BOTH

Column names can be numeric strings, so we have to make sure to insert
the column values with the appropriate numeric

Fix #79106: PDO may fetch wrong column indexes with PDO::FETCH_BOTH

Column names can be numeric strings, so we have to make sure to insert
the column values with the appropriate numeric keys, instead of adding
them.

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Convert zend_parse_parameters_none() to fast ZPP

I've done the conversion in those extensions where fast ZPP is predominant.

Use RETURN_THROWS() during ZPP in most of the extensions

Except for some bigger ones: reflection, sodium, spl

Add stubs for PDO

Add missing ZPP checks

Closes GH-4878.

Cleanup return values when parameter parsing is unsuccessful

Add Z_PARAM_STRING/ARRAY_OR_NULL convenience macros

Comparison cleanup:

- introduce zend_compare() that returns -1,0,1 dirctly (without intermediate zval)
- remove compare_objects() object handler, and keep only compare() handler

Remove most uses of ZEND_PARSE_PARAMETERS_END_EX()

As ZPP now throws, it makes no sense to specify an explicit return
value.

Remove mention of PHP major version in Copyright headers

Closes GH-4732.

Merge branch 'PHP-7.4'

Remove commented code

Merge branch 'PHP-7.4'

Cleanup of remaining E_STRICT in tests

Merge branch 'PHP-7.4'

Fix -Wmissing-braces warnings

Unfortunate that = {} is a GNU extension.

Merge branch 'PHP-7.4'

Allow exceptions in __toString()

RFC: https://wiki.php.net/rfc/tostring_exceptions

And convert some object to string conversion related recoverable
fatal errors into Error excep

Allow exceptions in __toString()

RFC: https://wiki.php.net/rfc/tostring_exceptions

And convert some object to string conversion related recoverable
fatal errors into Error exceptions.

Improve exception safety of internal code performing string
conversions.

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Merge branch 'PHP-7.4'

* PHP-7.4:
Replace ZVAL_COPY() and ZVAL_COPY_VALUE() for IS_OBJECT by cheaper macros

Replace ZVAL_COPY() and ZVAL_COPY_VALUE() for IS_OBJECT by cheaper macros

Merge branch 'PHP-7.4'

Fix last maybe uninit warnings on 7.4

Most of these only occur under GCC 5. Not fond of all the workarounds
(especially the PDO one), but it gets us a clean build...