Cheap check first in dereferenceLhsRequiresParens()#1160
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dereferenceLhsRequiresParens()
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do simple bool comparison before going the more expensive route via another method call
born from a PHPStan case in which pretty printing of a files expressions turn into the main bottleneck
repro:
run phpstan on https://github.com/phpstan/phpstan-src/blob/7e97b9e67a506cd056ed3f34ad739a388c6d7942/tests/bench/data/nullsafe-chain-walk.php like
phpstan analyze nullsafe-chain-walk.php --debugthis PR does not resolve this bottleneck though