From cc39e217e78b1b0a1ffaa0c55e8a2e78a5f0074b Mon Sep 17 00:00:00 2001
From: Nikolai Vazquez <hello@nikolaivazquez.com>
Date: Mon, 7 Dec 2020 01:38:32 -0500
Subject: [PATCH] Comment on future use of "C-unwind" ABI (issue #7)

---
 src/foundation/ns_exception/mod.rs | 2 +-
 src/objc/msg/get_fn.rs             | 1 +
 src/objc/msg/mod.rs                | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/foundation/ns_exception/mod.rs b/src/foundation/ns_exception/mod.rs
index af6aebd..9ae02cc 100644
--- a/src/foundation/ns_exception/mod.rs
+++ b/src/foundation/ns_exception/mod.rs
@@ -61,8 +61,8 @@ impl NSException {
     /// See [documentation](https://developer.apple.com/documentation/foundation/nsexception/1416135-raise).
     #[inline]
     pub fn raise(&self) -> ! {
+        // TODO(#7): Use "C-unwind" ABI when stable.
         extern "C" {
-            // TODO: Define unwind ABI.
             fn objc_exception_throw(exception: &NSException) -> !;
         }
         unsafe { objc_exception_throw(self) }
diff --git a/src/objc/msg/get_fn.rs b/src/objc/msg/get_fn.rs
index 7d57cad..db5cf72 100644
--- a/src/objc/msg/get_fn.rs
+++ b/src/objc/msg/get_fn.rs
@@ -1,6 +1,7 @@
 #[allow(unused)]
 use std::{any::TypeId, mem};
 
+// TODO(#7): Use "C-unwind" ABI when stable.
 #[allow(unused)]
 extern "C" {
     fn objc_msgSend();
diff --git a/src/objc/msg/mod.rs b/src/objc/msg/mod.rs
index 24c7694..9ba1131 100644
--- a/src/objc/msg/mod.rs
+++ b/src/objc/msg/mod.rs
@@ -85,6 +85,7 @@ macro_rules! impl_msg_args_base {
                 sel: SEL,
                 ($($arg,)*): Self,
             ) -> Ret {
+                // TODO(#7): Use "C-unwind" ABI when stable.
                 let msg_send: unsafe extern "C" fn(*const c_void, SEL $(, $arg)*) -> Ret
                     = mem::transmute(get_fn::msg_send_fn::<Ret>());