Regression test

Closes phpstan/phpstan#2760

Author: ondrejmirtes

tests/PHPStan/Analyser/NodeScopeResolverTest.php

@@ -513,6 +513,7 @@ public function dataFileAsserts(): iterable
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-5501.php');
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-4743.php');
 		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-5017.php');
+		yield from $this->gatherAssertTypes(__DIR__ . '/data/bug-2760.php');
 	}
 
 	/**

tests/PHPStan/Analyser/data/bug-2760.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Bug2760;
+
+use function PHPStan\Testing\assertType;
+
+function (): void {
+	$boolean = false;
+	assertType('false', $boolean);
+
+	$fn = function () use (&$boolean) : void {
+		$iter = [0];
+
+		foreach ($iter as $_) {
+			$boolean = true;
+
+			return;
+		}
+	};
+
+	$fn();
+
+	assertType('bool', $boolean);
+};