From 8c83a112f0320202414c224f17b967288ede9875 Mon Sep 17 00:00:00 2001
From: Niels Dossche <7771979+ndossche@users.noreply.github.com>
Date: Fri, 19 Dec 2025 19:25:35 +0100
Subject: [PATCH] Use packed fill in scandir()

By preallocating the array to the right size and using a packed fill, we
can avoid reallocations and use the fastest way to fill the array.
---
 ext/standard/dir.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/ext/standard/dir.c b/ext/standard/dir.c
index 918b92fab456f..7c1f8efe68875 100644
--- a/ext/standard/dir.c
+++ b/ext/standard/dir.c
@@ -558,11 +558,15 @@ PHP_FUNCTION(scandir)
 		RETURN_FALSE;
 	}
 
-	array_init(return_value);
+	array_init_size(return_value, n);
+	zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
 
-	for (i = 0; i < n; i++) {
-		add_next_index_str(return_value, namelist[i]);
-	}
+	ZEND_HASH_FILL_PACKED(Z_ARRVAL_P(return_value)) {
+		for (i = 0; i < n; i++) {
+			ZEND_HASH_FILL_SET_STR(namelist[i]);
+			ZEND_HASH_FILL_NEXT();
+		}
+	} ZEND_HASH_FILL_END();
 
 	if (n) {
 		efree(namelist);