From 1cc4e8c73393137709080ce9b91c3996c62ad1f9 Mon Sep 17 00:00:00 2001
From: carbotaniuman <41451839+carbotaniuman@users.noreply.github.com>
Date: Mon, 27 May 2024 11:46:19 -0500
Subject: [PATCH] Add unsafe to `ffi_pure` and `ffi_const`

---
 compiler/rustc_feature/src/builtin_attrs.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/compiler/rustc_feature/src/builtin_attrs.rs b/compiler/rustc_feature/src/builtin_attrs.rs
index f901f5c8c41ad..1cea9cccd9139 100644
--- a/compiler/rustc_feature/src/builtin_attrs.rs
+++ b/compiler/rustc_feature/src/builtin_attrs.rs
@@ -535,11 +535,11 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
     ),
 
     gated!(
-        ffi_pure, Normal, template!(Word), WarnFollowing,
+        unsafe ffi_pure, Normal, template!(Word), WarnFollowing,
         EncodeCrossCrate::No, experimental!(ffi_pure)
     ),
     gated!(
-        ffi_const, Normal, template!(Word), WarnFollowing,
+        unsafe ffi_const, Normal, template!(Word), WarnFollowing,
         EncodeCrossCrate::No, experimental!(ffi_const)
     ),
     gated!(