From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001 From: Valentin Popov Date: Mon, 8 Jan 2024 01:21:28 +0400 Subject: Initial vendor packages Signed-off-by: Valentin Popov --- 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; + +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 {} -- cgit v1.2.3