50 lines
1.2 KiB
PHP
50 lines
1.2 KiB
PHP
--TEST--
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GH-16337 (Use-after-free in SplHeap)
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--FILE--
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<?php
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class C {
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function __toString() {
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global $heap;
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try {
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$heap->extract();
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} catch (Throwable $e) {
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echo $e->getMessage(), "\n";
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}
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try {
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$heap->insert(1);
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} catch (Throwable $e) {
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echo $e->getMessage(), "\n";
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}
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echo $heap->top(), "\n";
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return "0";
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}
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}
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$heap = new SplMinHeap;
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for ($i = 0; $i < 100; $i++) {
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$heap->insert((string) $i);
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}
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$heap->insert(new C);
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?>
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--EXPECT--
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Heap cannot be changed when it is already being modified.
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Heap cannot be changed when it is already being modified.
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0
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Heap cannot be changed when it is already being modified.
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Heap cannot be changed when it is already being modified.
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0
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Heap cannot be changed when it is already being modified.
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Heap cannot be changed when it is already being modified.
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0
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Heap cannot be changed when it is already being modified.
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Heap cannot be changed when it is already being modified.
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0
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Heap cannot be changed when it is already being modified.
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Heap cannot be changed when it is already being modified.
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0
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Heap cannot be changed when it is already being modified.
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Heap cannot be changed when it is already being modified.
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0
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