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--TEST--
Test result of match cannot be modified by reference
--FILE--
<?php
// opcache can't be certain Test::usesRef is actually this method
if (!class_exists('Test')) {
class Test {
public static function usesRef(&$x) {
$x = 'modified';
}
public static function usesValue($x) {
echo "usesValue $x\n";
}
}
}
function main(int $i): int {
Test::usesValue(match(true) { true => $i });
Test::usesValue(match($i) { 42 => $i });
var_dump($i);
Test::usesRef(match(true) { true => $i });
var_dump($i);
}
try {
main(42);
} catch (Error $e) {
printf("Caught %s\n", $e->getMessage());
}
--EXPECT--
usesValue 42
usesValue 42
int(42)
Caught Cannot pass parameter 1 by reference
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