From c40fb55764c7b6a8675bf337d577cc31fd3764c6 Mon Sep 17 00:00:00 2001
From: Yifan Wu <shinbokuow@163.com>
Date: Fri, 1 Apr 2022 02:22:59 -0700
Subject: [PATCH] Add test early_exit

---
 user/src/bin/early_exit.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 user/src/bin/early_exit.rs

diff --git a/user/src/bin/early_exit.rs b/user/src/bin/early_exit.rs
new file mode 100644
index 00000000..bf69e242
--- /dev/null
+++ b/user/src/bin/early_exit.rs
@@ -0,0 +1,22 @@
+#![no_std]
+#![no_main]
+
+#[macro_use]
+extern crate user_lib;
+extern crate alloc;
+
+use user_lib::{thread_create, exit};
+use alloc::vec::Vec;
+
+pub fn thread_a() -> ! {
+    for i in 0..1000 { print!("{}", i); }
+    exit(1)
+}
+
+#[no_mangle]
+pub fn main() -> i32 {
+    thread_create(thread_a as usize, 0);
+    println!("main thread exited.");
+    exit(0)
+}
+