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--TEST--
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Bug #70895 null ptr deref and segfault with crafted callable
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--FILE--
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<?php
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function m($f,$a){
return array_map($f,0);
}
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try {
echo implode(m("",m("",m("",m("",m("0000000000000000000000000000000000",("")))))));
} catch (TypeError $e) {
echo $e->getMessage(), "\n";
}
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?>
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--EXPECT--
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array_map(): Argument #1 ($callback) must be a valid callback or null, function "0000000000000000000000000000000000" not found or invalid function name
