Merge branch 'PHP-8.0' into master

* PHP-8.0:
  Fix #80223: imap_mail_compose() leaks envelope on malformed bodies

Author: cmb69

ext/imap/php_imap.c

@@ -3172,7 +3172,8 @@ PHP_FUNCTION(imap_mail_compose)
 			if (Z_TYPE_P(data) != IS_ARRAY) {
 				// TODO ValueError
 				php_error_docref(NULL, E_WARNING, "body parameter must be a non-empty array");
-				RETURN_FALSE;
+				RETVAL_FALSE;
+				goto done;
 			}
 			SEPARATE_ARRAY(data);
 
@@ -3375,7 +3376,8 @@ PHP_FUNCTION(imap_mail_compose)
 	if (first) {
 		// TODO ValueError
 		php_error_docref(NULL, E_WARNING, "body parameter must be a non-empty array");
-		RETURN_FALSE;
+		RETVAL_FALSE;
+		goto done;
 	}
 
 	if (bod && bod->type == TYPEMULTIPART && (!bod->nested.part || !bod->nested.part->next)) {

ext/imap/tests/bug80223.phpt

@@ -0,0 +1,15 @@
+--TEST--
+Bug #80223 (imap_mail_compose() leaks envelope on malformed bodies)
+--SKIPIF--
+<?php
+if (!extension_loaded('imap')) die('skip imap extension not available');
+?>
+--FILE--
+<?php
+imap_mail_compose([], []);
+imap_mail_compose([], [1]);
+?>
+--EXPECTF--
+Warning: imap_mail_compose(): body parameter must be a non-empty array in %s on line %d
+
+Warning: imap_mail_compose(): body parameter must be a non-empty array in %s on line %d