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5bc1e224db
RFC: https://wiki.php.net/rfc/arithmetic_operator_type_checks Closes GH-5331.
155 lines
2.5 KiB
PHP
155 lines
2.5 KiB
PHP
--TEST--
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GC 038: Garbage created by compound assignment operators (e.g. +=)
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--INI--
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zend.enable_gc = 1
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--FILE--
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<?php
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function test_add() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x += 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "+=\t$n\n";
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}
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test_add();
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function test_sub() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x -= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "-=\t$n\n";
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}
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test_sub();
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function test_mul() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x *= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "*=\t$n\n";
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}
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test_mul();
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function test_div() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x /= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "/=\t$n\n";
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}
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test_div();
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function test_mod() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x %= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "%=\t$n\n";
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}
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test_mod();
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function test_sl() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x <<= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "<<=\t$n\n";
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}
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test_sl();
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function test_sr() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x >>= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo ">>=\t$n\n";
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}
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test_sr();
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function test_or() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x |= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "|=\t$n\n";
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}
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test_or();
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function test_and() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x &= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "&=\t$n\n";
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}
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test_and();
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function test_xor() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x ^= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "^=\t$n\n";
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}
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test_xor();
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function test_pow() {
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$x = new stdClass;
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$x->x = $x;
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try {
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$x **= 5;
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} catch (TypeError $e) { unset($x); }
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$n = gc_collect_cycles();
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echo "**=\t$n\n";
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}
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test_pow();
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class Y {
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function __toString() {
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return "y";
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}
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}
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function test_concat() {
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$x = new Y;
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$x->x= $x;
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@$x .= "x";
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$n = gc_collect_cycles();
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echo ".=\t$n\n";
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}
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test_concat();
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?>
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--EXPECTF--
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+= 1
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-= 1
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*= 1
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/= 1
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%= 1
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<<= 1
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>>= 1
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|= 1
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&= 1
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^= 1
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**= 1
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.= 1
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