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- --TEST--
- ISSET_ISEMPTY_DIM with undefined variable
- --INI--
- opcache.enable=1
- opcache.enable_cli=1
- opcache.file_update_protection=0
- opcache.jit_buffer_size=1M
- --FILE--
- <?php
- function test() {
- var_dump(isset($a[$undef]));
- }
- test();
- ?>
- --EXPECTF--
- Warning: Undefined variable $undef in %s on line %d
- bool(false)
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