From a8e9b1a0d5960a201fb4f6b7c3c3d0fccd0aeb5f Mon Sep 17 00:00:00 2001
From: Marcin Mielniczuk <marmistrz.dev@zoho.eu>
Date: Wed, 11 Dec 2019 19:34:17 +0100
Subject: [PATCH] Comment on infinite sleep

---
 crates/wasi-common/src/sys/windows/hostcalls_impl/misc.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crates/wasi-common/src/sys/windows/hostcalls_impl/misc.rs b/crates/wasi-common/src/sys/windows/hostcalls_impl/misc.rs
index 4df00f4ea0..b45e10e086 100644
--- a/crates/wasi-common/src/sys/windows/hostcalls_impl/misc.rs
+++ b/crates/wasi-common/src/sys/windows/hostcalls_impl/misc.rs
@@ -130,6 +130,7 @@ pub(crate) fn poll_oneoff(
                 return Ok(());
             }
             None => {
+                // `poll` invoked with nfds = 0, timeout = -1 appears to be an infinite sleep
                 // The thread is not guanteed to remain parked forever, so we need to loop
                 loop {
                     thread::park();