From 488ea001eb959292dd281e3ac7cc080b524d2e15 Mon Sep 17 00:00:00 2001
From: Steve Lau <stevelauc@outlook.com>
Date: Mon, 6 May 2024 20:07:45 +0800
Subject: [PATCH] refactor: use zero-variants enum for types that are
 RegisterSet

---
 src/sys/ptrace/linux.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sys/ptrace/linux.rs b/src/sys/ptrace/linux.rs
index ddd0a71fd0..8abaf4d71b 100644
--- a/src/sys/ptrace/linux.rs
+++ b/src/sys/ptrace/linux.rs
@@ -236,7 +236,7 @@ pub mod regset {
 
     #[derive(Debug, Clone, Copy)]
     /// General-purpose registers.
-    pub struct NT_PRSTATUS;
+    pub enum NT_PRSTATUS {}
 
     unsafe impl RegisterSet for NT_PRSTATUS {
         const VALUE: RegisterSetValue = RegisterSetValue::NT_PRSTATUS;
@@ -245,7 +245,7 @@ pub mod regset {
 
     #[derive(Debug, Clone, Copy)]
     /// Floating-point registers.
-    pub struct NT_PRFPREG;
+    pub enum NT_PRFPREG {}
 
     unsafe impl RegisterSet for NT_PRFPREG {
         const VALUE: RegisterSetValue = RegisterSetValue::NT_PRFPREG;