opcache_jit_blacklist

(PHP 8 >= 8.4.0)

opcache_jit_blacklist — Blacklists a function from being JIT compiled

opcache_jit_blacklist( Closure $closure ): void

This function blacklists a particular function from being JIT compiled when Tracing JIT is in use. The function is specified using a Closure.

Avertissement

Any parts of the function that were already JIT compiled remain unaffected and will still be JIT compiled.

closure: The function to blacklist, represented as a first class callable. It is also possible to pass an anonymous function, in which case the anonymous function itself is blacklisted.

Aucune valeur n'est retournée.

Exemple #1 opcache_jit_blacklist() basic example

<?php
function foo() {
    $x = 1;
    $x += 0;
    ++$x;
    var_dump($x);
}
opcache_jit_blacklist(foo(...));
foo();
?>

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