From 6bd8fee5585fb5026bfe472d559ed9ebff4c558a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Kr=C3=BCger?= <matthias.krueger@famsik.de>
Date: Tue, 25 Apr 2023 00:08:35 +0200
Subject: [PATCH] Revert "Remove #[alloc_error_handler] from the compiler and
 library"

This reverts commit abc0660118cc95f47445fd33502a11dd448f5968.
---
 crates/hir-def/src/builtin_attr.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/crates/hir-def/src/builtin_attr.rs b/crates/hir-def/src/builtin_attr.rs
index e3e5fac98c0..f7c1e683d0d 100644
--- a/crates/hir-def/src/builtin_attr.rs
+++ b/crates/hir-def/src/builtin_attr.rs
@@ -381,6 +381,10 @@ pub const INERT_ATTRIBUTES: &[BuiltinAttribute] = &[
 
     rustc_attr!(rustc_allocator, Normal, template!(Word), WarnFollowing, IMPL_DETAIL),
     rustc_attr!(rustc_nounwind, Normal, template!(Word), WarnFollowing, IMPL_DETAIL),
+    gated!(
+        alloc_error_handler, Normal, template!(Word), WarnFollowing,
+        experimental!(alloc_error_handler)
+    ),
     gated!(
         default_lib_allocator, Normal, template!(Word), WarnFollowing, allocator_internals,
         experimental!(default_lib_allocator),