From 063051d6ac21776829e05a90a20cac2fc8fc8f45 Mon Sep 17 00:00:00 2001
From: Zeev Suraski <zeev@php.net>
Date: Sat, 3 Jul 1999 16:05:58 +0000
Subject: [PATCH] Fix a crash

---
 Zend/zend-scanner.l | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Zend/zend-scanner.l b/Zend/zend-scanner.l
index ee8866e319..7330e86a28 100644
--- a/Zend/zend-scanner.l
+++ b/Zend/zend-scanner.l
@@ -964,6 +964,9 @@ ESCAPED_AND_WHITESPACE [\n\t\r #'.:;,()|^&+-/*=%!~<>?@]+
 <ST_IN_SCRIPTING>"__FILE__" {
 	char *filename = zend_get_compiled_filename();
 	
+	if (!filename) {
+		filename = "";
+	}
 	zendlval->value.str.len = strlen(filename);
 	zendlval->value.str.val = estrndup(filename,zendlval->value.str.len);
 	zendlval->type = IS_STRING;
-- 
2.40.0