From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Mon, 8 Jan 2024 01:21:28 +0400
Subject: Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
---
vendor/proc-macro2/src/marker.rs | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
create mode 100644 vendor/proc-macro2/src/marker.rs
(limited to 'vendor/proc-macro2/src/marker.rs')
diff --git a/vendor/proc-macro2/src/marker.rs b/vendor/proc-macro2/src/marker.rs
new file mode 100644
index 0000000..e8874bd
--- /dev/null
+++ b/vendor/proc-macro2/src/marker.rs
@@ -0,0 +1,21 @@
+use alloc::rc::Rc;
+use core::marker::PhantomData;
+use core::panic::{RefUnwindSafe, UnwindSafe};
+
+// Zero sized marker with the correct set of autotrait impls we want all proc
+// macro types to have.
+pub(crate) type Marker = PhantomData<ProcMacroAutoTraits>;
+
+pub(crate) use self::value::*;
+
+mod value {
+ pub(crate) use core::marker::PhantomData as Marker;
+}
+
+pub(crate) struct ProcMacroAutoTraits(
+ #[allow(dead_code)] // https://github.com/rust-lang/rust/issues/119645
+ Rc<()>,
+);
+
+impl UnwindSafe for ProcMacroAutoTraits {}
+impl RefUnwindSafe for ProcMacroAutoTraits {}
--
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