From 01c4f319276da912dd2be768ae0ce9857ad6bb63 Mon Sep 17 00:00:00 2001
From: Pierre Krieger <pierre.krieger1708@gmail.com>
Date: Thu, 20 Apr 2023 10:19:42 +0200
Subject: [PATCH] Fix `std` compilation error for wasi+atomics

---
 library/std/src/sys/wasi/mod.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/library/std/src/sys/wasi/mod.rs b/library/std/src/sys/wasi/mod.rs
index 1dc3f2b2026..c468ae395fc 100644
--- a/library/std/src/sys/wasi/mod.rs
+++ b/library/std/src/sys/wasi/mod.rs
@@ -32,8 +32,6 @@ pub mod io;
 #[path = "../unsupported/locks/mod.rs"]
 pub mod locks;
 pub mod net;
-#[path = "../unsupported/once.rs"]
-pub mod once;
 pub mod os;
 #[path = "../unix/os_str.rs"]
 pub mod os_str;
@@ -51,6 +49,13 @@ pub mod thread_local_dtor;
 pub mod thread_local_key;
 pub mod time;
 
+cfg_if::cfg_if! {
+    if #[cfg(not(target_feature = "atomics"))] {
+        #[path = "../unsupported/once.rs"]
+        pub mod once;
+    }
+}
+
 #[path = "../unsupported/common.rs"]
 #[deny(unsafe_op_in_unsafe_fn)]
 #[allow(unused)]