From 214d588a5b5e8bf9adcfa9408fd2b0ebbe3fd734 Mon Sep 17 00:00:00 2001
From: Mads Marquart <mads@marquart.dk>
Date: Sun, 28 Apr 2024 18:04:08 +0200
Subject: [PATCH] Fix va_list on watchOS and visionOS

---
 library/core/src/ffi/mod.rs | 23 +++++++----------------
 1 file changed, 7 insertions(+), 16 deletions(-)

diff --git a/library/core/src/ffi/mod.rs b/library/core/src/ffi/mod.rs
index cbdae2ac766..27dacbb23d9 100644
--- a/library/core/src/ffi/mod.rs
+++ b/library/core/src/ffi/mod.rs
@@ -213,7 +213,7 @@ impl fmt::Debug for c_void {
         not(target_arch = "s390x"),
         not(target_arch = "x86_64")
     ),
-    all(target_arch = "aarch64", any(target_os = "macos", target_os = "ios", target_os = "tvos")),
+    all(target_arch = "aarch64", target_vendor = "apple"),
     target_family = "wasm",
     target_os = "uefi",
     windows,
@@ -241,7 +241,7 @@ pub struct VaListImpl<'f> {
         not(target_arch = "s390x"),
         not(target_arch = "x86_64")
     ),
-    all(target_arch = "aarch64", any(target_os = "macos", target_os = "ios", target_os = "tvos")),
+    all(target_arch = "aarch64", target_vendor = "apple"),
     target_family = "wasm",
     target_os = "uefi",
     windows,
@@ -265,7 +265,7 @@ impl<'f> fmt::Debug for VaListImpl<'f> {
 /// http://infocenter.arm.com/help/topic/com.arm.doc.ihi0055b/IHI0055B_aapcs64.pdf
 #[cfg(all(
     target_arch = "aarch64",
-    not(any(target_os = "macos", target_os = "ios", target_os = "tvos")),
+    not(target_vendor = "apple"),
     not(target_os = "uefi"),
     not(windows),
 ))]
@@ -362,10 +362,7 @@ pub struct VaList<'a, 'f: 'a> {
             not(target_arch = "s390x"),
             not(target_arch = "x86_64")
         ),
-        all(
-            target_arch = "aarch64",
-            any(target_os = "macos", target_os = "ios", target_os = "tvos")
-        ),
+        all(target_arch = "aarch64", target_vendor = "apple"),
         target_family = "wasm",
         target_os = "uefi",
         windows,
@@ -379,10 +376,7 @@ pub struct VaList<'a, 'f: 'a> {
             target_arch = "s390x",
             target_arch = "x86_64"
         ),
-        any(
-            not(target_arch = "aarch64"),
-            not(any(target_os = "macos", target_os = "ios", target_os = "tvos"))
-        ),
+        any(not(target_arch = "aarch64"), not(target_vendor = "apple")),
         not(target_family = "wasm"),
         not(target_os = "uefi"),
         not(windows),
@@ -399,7 +393,7 @@ pub struct VaList<'a, 'f: 'a> {
         not(target_arch = "s390x"),
         not(target_arch = "x86_64")
     ),
-    all(target_arch = "aarch64", any(target_os = "macos", target_os = "ios", target_os = "tvos")),
+    all(target_arch = "aarch64", target_vendor = "apple"),
     target_family = "wasm",
     target_os = "uefi",
     windows,
@@ -425,10 +419,7 @@ impl<'f> VaListImpl<'f> {
         target_arch = "s390x",
         target_arch = "x86_64"
     ),
-    any(
-        not(target_arch = "aarch64"),
-        not(any(target_os = "macos", target_os = "ios", target_os = "tvos"))
-    ),
+    any(not(target_arch = "aarch64"), not(target_vendor = "apple")),
     not(target_family = "wasm"),
     not(target_os = "uefi"),
     not(windows),