fix

Co-authored-by: Vincent Langlet <[email protected]>

Author: zonuexe

src/Rules/Comparison/ImpossibleCheckTypeHelper.php

@@ -69,12 +69,12 @@ public function findSpecifiedType(
 				if ($functionName === 'assert' && $argsCount >= 1) {
 					$arg = $node->getArgs()[0]->value;
 					$assertValue = ($this->treatPhpDocTypesAsCertain ? $scope->getType($arg) : $scope->getNativeType($arg))->toBoolean();
-					if (! $assertValue->isTrue()->yes() && ! $assertValue->isFalse()->yes()) {
+					$assertValueIsTrue = $assertValue->isTrue()->yes();
+					if (! $assertValueIsTrue && ! $assertValue->isFalse()->yes()) {
 						return null;
 					}
 
-					/** @var bool */
-					return $assertValue->getConstantScalarValues()[0];
+					return $assertValueIsTrue;
 				}
 				if (in_array($functionName, [
 					'class_exists',