Fix bug #81303 improve match errors

Fix free of uninitialized memory in MATCH_ERROR

As suggested by Tyson Andre:
https://github.com/php/php-src/pull/5371#issuecomment-657081464

Also fix line number of unhandled ma

Fix free of uninitialized memory in MATCH_ERROR

As suggested by Tyson Andre:
https://github.com/php/php-src/pull/5371#issuecomment-657081464

Also fix line number of unhandled match error

Closes GH-5841.

show more ...

[skip ci] Consistent match test closing tags

Implement match expression

RFC: https://wiki.php.net/rfc/match_expression_v2

Closes GH-5371.