Commit 7dd0cebbc88 for php

commit 7dd0cebbc88f1cfceb599c303a7cba293de18b82
Author: Weilin Du <weilindu@php.net>
Date:   Sat Oct 31 03:10:11 2026 +0800

    ext/phar: Fix repeated compression with the same algorithm

    Follow-up to #25045.

    Skip entries whose compression flags already match the requested algorithm
    so repeated Phar::compressFiles() calls do not corrupt their contents.

diff --git a/ext/phar/phar_object.c b/ext/phar/phar_object.c
index 79ea1cf2df9..e2f36f1c7b2 100644
--- a/ext/phar/phar_object.c
+++ b/ext/phar/phar_object.c
@@ -3161,7 +3161,7 @@ static int phar_set_compression(zval *zv, void *argument) /* {{{ */
 	phar_entry_info *entry = (phar_entry_info *)Z_PTR_P(zv);
 	uint32_t compress = *(uint32_t *)argument;

-	if (entry->is_deleted) {
+	if (entry->is_deleted || (entry->flags & PHAR_ENT_COMPRESSION_MASK) == compress) {
 		return ZEND_HASH_APPLY_KEEP;
 	}