From 89623439f73d5a744ba5c8a911274b3802d79b86 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Sat, 12 Oct 2024 13:13:50 +0200
Subject: [PATCH] mark InterpResult as must_use

---
 compiler/rustc_middle/src/mir/interpret/error.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/compiler/rustc_middle/src/mir/interpret/error.rs b/compiler/rustc_middle/src/mir/interpret/error.rs
index 431043b043192..fcb87e1943505 100644
--- a/compiler/rustc_middle/src/mir/interpret/error.rs
+++ b/compiler/rustc_middle/src/mir/interpret/error.rs
@@ -754,6 +754,7 @@ impl Drop for Guard {
 ///
 /// We also make things panic if this type is ever implicitly dropped.
 #[derive(Debug)]
+#[must_use]
 pub struct InterpResult_<'tcx, T> {
     res: Result<T, InterpErrorInfo<'tcx>>,
     guard: Guard,