From 88795dd3b8e1fe684401b8d0d978e1187e721e67 Mon Sep 17 00:00:00 2001
From: Joe Caulfield <jcaulfield135@gmail.com>
Date: Fri, 10 Oct 2025 05:42:18 +0000
Subject: [PATCH] loader-v4-interface: update status enum as per SIMD-0167

---
 loader-v4-interface/src/state.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/loader-v4-interface/src/state.rs b/loader-v4-interface/src/state.rs
index 4b70802be..064dd70f5 100644
--- a/loader-v4-interface/src/state.rs
+++ b/loader-v4-interface/src/state.rs
@@ -1,9 +1,13 @@
 use solana_pubkey::Pubkey;
 
-#[repr(u64)]
+#[repr(u32)]
 #[cfg_attr(feature = "frozen-abi", derive(solana_frozen_abi_macro::AbiExample))]
 #[derive(Debug, PartialEq, Eq, Clone, Copy)]
 pub enum LoaderV4Status {
+    /// Account was zero-filled externally
+    Uninitialized,
+    /// Used as write buffer
+    Buffered,
     /// Program is in maintenance
     Retracted,
     /// Program is ready to be executed