Test for crash (php-8-stubs mentioning enum in functions map)

Author: ondrejmirtes

tests/PHPStan/Analyser/AnalyserIntegrationTest.php

@@ -1495,6 +1495,12 @@ public function testBug11913(): void
 		$this->assertNoErrors($errors);
 	}
 
+	public function testBug12549(): void
+	{
+		$errors = $this->runAnalyse(__DIR__ . '/data/bug-12549.php');
+		$this->assertNoErrors($errors);
+	}
+
 	/**
 	 * @param string[]|null $allAnalysedFiles
 	 * @return Error[]

tests/PHPStan/Analyser/data/bug-12549.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Bug12549;
+
+class Foo
+{
+	public const string OPTION_ROUNDING_MODE = 'roundingMode';
+
+	public function setRoundingMode(): void
+	{
+		$this->bar(self::OPTION_ROUNDING_MODE);
+	}
+
+	private function bar(string $v): void
+	{
+	}
+}