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5d40592fe2
Since GH-13188 we're no longer immediately updating iterator positions when deleting array elements. zend_hash_rehash() needs to adapt accordingly by adjusting nInternalPosition for IS_UNDEF elements. This is already the case for array iterators. Fixes GH-19280 Closes GH-19323
82 lines
1.4 KiB
PHP
82 lines
1.4 KiB
PHP
--TEST--
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GH-19280: Stale nInternalPosition on rehashing
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--FILE--
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<?php
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function rehash_packed() {
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$a = range(0, 63);
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for ($i = 0; $i <= 47; $i++) {
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next($a);
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}
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for ($i = 16; $i < 62; $i++) {
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unset($a[$i]);
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}
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var_dump(key($a));
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$a[64] = 64;
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var_dump(key($a));
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}
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function rehash_packed_iterated() {
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$a = range(0, 63);
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for ($i = 0; $i <= 47; $i++) {
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next($a);
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}
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for ($i = 16; $i < 62; $i++) {
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unset($a[$i]);
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}
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var_dump(key($a));
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foreach ($a as &$_) {
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$a[64] = 64;
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break;
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}
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var_dump(key($a));
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}
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function rehash_string() {
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$a = [];
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for ($i = 0; $i < 64; $i++) {
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$a[md5($i)] = $i;
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}
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for ($i = 0; $i <= 47; $i++) {
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next($a);
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}
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for ($i = 16; $i < 62; $i++) {
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unset($a[md5($i)]);
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}
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var_dump(key($a));
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$a[md5(64)] = 64;
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var_dump(key($a));
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}
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function rehash_int() {
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$a = [];
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for ($i = 63; $i >= 0; $i--) {
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$a[$i] = $i;
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}
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for ($i = 0; $i <= 47; $i++) {
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next($a);
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}
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for ($i = 48; $i >= 2; $i--) {
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unset($a[$i]);
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}
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var_dump(key($a));
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$a[64] = 64;
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var_dump(key($a));
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}
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rehash_packed();
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rehash_packed_iterated();
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rehash_string();
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rehash_int();
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?>
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--EXPECT--
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int(62)
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int(62)
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int(62)
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int(62)
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string(32) "44f683a84163b3523afe57c2e008bc8c"
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string(32) "44f683a84163b3523afe57c2e008bc8c"
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int(1)
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int(1)
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