From ed9b00a96b25ea24e90875d7a79cdbf3411dd53b Mon Sep 17 00:00:00 2001
From: XChy <xxs_chy@outlook.com>
Date: Mon, 4 Mar 2024 14:50:39 +0800
Subject: [PATCH] Replace unsigned induction variable with size_t in
 background_threads_enable

This patch avoids unnecessary vectorizations in clang and missed recognition of memset in gcc. See also https://godbolt.org/z/aoeMsjr4c.
---
 src/background_thread.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/background_thread.c b/src/background_thread.c
index 94d91a89..c92fa2bc 100644
--- a/src/background_thread.c
+++ b/src/background_thread.c
@@ -580,7 +580,7 @@ background_threads_enable(tsd_t *tsd) {
 
 	VARIABLE_ARRAY(bool, marked, max_background_threads);
 	unsigned nmarked;
-	for (unsigned i = 0; i < max_background_threads; i++) {
+	for (size_t i = 0; i < max_background_threads; i++) {
 		marked[i] = false;
 	}
 	nmarked = 0;