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File: bug25708.phpt
--TEST-- Bug #25708 (extract($GLOBALS, EXTR_REFS) mangles $GLOBALS) --FILE-- <?php function foo($ref, $alt) { unset($GLOBALS['a']); unset($GLOBALS['b']); $GLOBALS['a'] = 1; $GLOBALS['b'] = 2; $org_a = $GLOBALS['a']; $org_b = $GLOBALS['b']; if ($ref) { global $a, $b; } else { /* zval temp_var(NULL); // refcount = 1 * a = temp_var[x] // refcount = 2 */ $a = NULL; $b = NULL; } var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']); echo "--\n"; if ($alt) { $a = &$GLOBALS['a']; $b = &$GLOBALS['b']; } else { extract($GLOBALS, EXTR_REFS); } var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']); echo "--\n"; $a = &$GLOBALS['a']; $b = &$GLOBALS['b']; var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']); echo "--\n"; $GLOBALS['b'] = 3; var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']); echo "--\n"; $a = 4; var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b']); echo "--\n"; $c = $b; var_dump($b, $GLOBALS['b'], $c); echo "--\n"; $b = 'x'; var_dump($a, $b, $GLOBALS['a'], $GLOBALS['b'], $c); echo "--\n"; var_dump($org_a, $org_b); echo "----"; if ($ref) echo 'r'; if ($alt) echo 'a'; echo "\n"; } $a = 'ok'; $b = 'ok'; $_a = $a; $_b = $b; foo(false, true); foo(true, true); foo(false, false); foo(true, false); var_dump($_a, $_b); ?> --EXPECT-- NULL NULL int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(3) int(1) int(3) -- int(4) int(3) int(4) int(3) -- int(3) int(3) int(3) -- int(4) string(1) "x" int(4) string(1) "x" int(3) -- int(1) int(2) ----a int(1) int(2) int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(3) int(1) int(3) -- int(4) int(3) int(4) int(3) -- int(3) int(3) int(3) -- int(4) string(1) "x" int(4) string(1) "x" int(3) -- int(1) int(2) ----ra NULL NULL int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(3) int(1) int(3) -- int(4) int(3) int(4) int(3) -- int(3) int(3) int(3) -- int(4) string(1) "x" int(4) string(1) "x" int(3) -- int(1) int(2) ---- int(1) int(2) int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(2) int(1) int(2) -- int(1) int(3) int(1) int(3) -- int(4) int(3) int(4) int(3) -- int(3) int(3) int(3) -- int(4) string(1) "x" int(4) string(1) "x" int(3) -- int(1) int(2) ----r string(2) "ok" string(2) "ok"