Fix

tests/process/wait.rs

@@ -24,6 +24,7 @@ fn test_waitpid_none() {
     assert_eq!(pid, process::Pid::from_child(&child));
     assert!(status.stopped());
 
+    // Clean up the child process.
     unsafe { kill(child.id() as _, SIGKILL) };
 }
 
@@ -44,10 +45,10 @@ fn test_waitpid_some() {
     assert_eq!(rpid, pid);
     assert!(status.stopped());
 
+    // Clean up the child process.
     unsafe { kill(child.id() as _, SIGKILL) };
 }
 
-/*
 #[test]
 #[serial]
 fn test_waitpgid() {
@@ -64,6 +65,9 @@ fn test_waitpgid() {
         .unwrap();
     assert_eq!(pid, process::Pid::from_child(&child));
     assert!(status.stopped());
+
+    // Clean up the child process.
+    unsafe { kill(child.id() as _, SIGKILL) };
 }
 
 #[cfg(not(any(
@@ -158,4 +162,3 @@ fn test_waitid() {
     #[cfg(not(any(target_os = "fuchsia", target_os = "netbsd")))]
     assert_eq!(status.terminating_signal(), Some(SIGKILL as _));
 }
-*/