From ef4dece2cb52dd14dc4f37a8484fa440a447da14 Mon Sep 17 00:00:00 2001
From: Pavel Grigorenko <GrigorenkoPV@ya.ru>
Date: Sun, 15 Jun 2025 16:59:11 +0300
Subject: Port `#[rustc_pass_by_value]` to the new attribute system

---
 compiler/rustc_attr_data_structures/src/attributes.rs         | 3 +++
 compiler/rustc_attr_data_structures/src/encode_cross_crate.rs | 1 +
 2 files changed, 4 insertions(+)

(limited to 'compiler/rustc_attr_data_structures/src')

diff --git a/compiler/rustc_attr_data_structures/src/attributes.rs b/compiler/rustc_attr_data_structures/src/attributes.rs
index 61ef31b8f9f..1744d394b90 100644
--- a/compiler/rustc_attr_data_structures/src/attributes.rs
+++ b/compiler/rustc_attr_data_structures/src/attributes.rs
@@ -284,6 +284,9 @@ pub enum AttributeKind {
     /// Represents `#[optimize(size|speed)]`
     Optimize(OptimizeAttr, Span),
 
+    /// Represents `#[rustc_pass_by_value]` (used by the `rustc_pass_by_value` lint).
+    PassByValue(Span),
+
     /// Represents `#[rustc_pub_transparent]` (used by the `repr_transparent_external_private_fields` lint).
     PubTransparent(Span),
 
diff --git a/compiler/rustc_attr_data_structures/src/encode_cross_crate.rs b/compiler/rustc_attr_data_structures/src/encode_cross_crate.rs
index 34638ff5540..af085bfc8ee 100644
--- a/compiler/rustc_attr_data_structures/src/encode_cross_crate.rs
+++ b/compiler/rustc_attr_data_structures/src/encode_cross_crate.rs
@@ -36,6 +36,7 @@ impl AttributeKind {
             Naked(..) => No,
             NoMangle(..) => No,
             Optimize(..) => No,
+            PassByValue(..) => Yes,
             PubTransparent(..) => Yes,
             Repr(..) => No,
             RustcLayoutScalarValidRangeEnd(..) => Yes,
-- 
cgit 1.4.1-3-g733a5