From be80276ec3ca6801cf1912ce09da08e574939749 Mon Sep 17 00:00:00 2001
From: squidbus <175574877+squidbus@users.noreply.github.com>
Date: Fri, 19 Sep 2025 02:17:30 -0700
Subject: [PATCH] Fix Pthread memset warning and add comment. (#3625)

---
 src/core/libraries/kernel/threads/thread_state.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/core/libraries/kernel/threads/thread_state.cpp b/src/core/libraries/kernel/threads/thread_state.cpp
index d5ca475fe..614955b97 100644
--- a/src/core/libraries/kernel/threads/thread_state.cpp
+++ b/src/core/libraries/kernel/threads/thread_state.cpp
@@ -100,7 +100,9 @@ Pthread* ThreadState::Alloc(Pthread* curthread) {
         tcb = TcbCtor(thread, 1 /* initial tls */);
     }
     if (tcb != nullptr) {
-        memset(thread, 0, sizeof(Pthread));
+        // Initialize thread struct memory to 0. This is safe since it will be constructed
+        // immediately after.
+        std::memset(static_cast<void*>(thread), 0, sizeof(Pthread));
         std::construct_at(thread);
         thread->tcb = tcb;
         thread->sleepqueue = new SleepQueue{};