From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/asm/naked-functions-unused.rs | 87 +++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/test/ui/asm/naked-functions-unused.rs

(limited to 'src/test/ui/asm/naked-functions-unused.rs')

diff --git a/src/test/ui/asm/naked-functions-unused.rs b/src/test/ui/asm/naked-functions-unused.rs
new file mode 100644
index 000000000..044a0e5b9
--- /dev/null
+++ b/src/test/ui/asm/naked-functions-unused.rs
@@ -0,0 +1,87 @@
+// revisions: x86_64 aarch64
+// needs-asm-support
+//[x86_64] only-x86_64
+//[aarch64] only-aarch64
+#![deny(unused)]
+#![feature(naked_functions)]
+#![crate_type = "lib"]
+
+pub trait Trait {
+    extern "C" fn trait_associated(a: usize, b: usize) -> usize;
+    extern "C" fn trait_method(&self, a: usize, b: usize) -> usize;
+}
+
+pub mod normal {
+    use std::arch::asm;
+
+    pub extern "C" fn function(a: usize, b: usize) -> usize {
+        //~^ ERROR unused variable: `a`
+        //~| ERROR unused variable: `b`
+        unsafe { asm!("", options(noreturn)); }
+    }
+
+    pub struct Normal;
+
+    impl Normal {
+        pub extern "C" fn associated(a: usize, b: usize) -> usize {
+            //~^ ERROR unused variable: `a`
+            //~| ERROR unused variable: `b`
+            unsafe { asm!("", options(noreturn)); }
+        }
+
+        pub extern "C" fn method(&self, a: usize, b: usize) -> usize {
+            //~^ ERROR unused variable: `a`
+            //~| ERROR unused variable: `b`
+            unsafe { asm!("", options(noreturn)); }
+        }
+    }
+
+    impl super::Trait for Normal {
+        extern "C" fn trait_associated(a: usize, b: usize) -> usize {
+            //~^ ERROR unused variable: `a`
+            //~| ERROR unused variable: `b`
+            unsafe { asm!("", options(noreturn)); }
+        }
+
+        extern "C" fn trait_method(&self, a: usize, b: usize) -> usize {
+            //~^ ERROR unused variable: `a`
+            //~| ERROR unused variable: `b`
+            unsafe { asm!("", options(noreturn)); }
+        }
+    }
+}
+
+pub mod naked {
+    use std::arch::asm;
+
+    #[naked]
+    pub extern "C" fn function(a: usize, b: usize) -> usize {
+        unsafe { asm!("", options(noreturn)); }
+    }
+
+    pub struct Naked;
+
+    impl Naked {
+        #[naked]
+        pub extern "C" fn associated(a: usize, b: usize) -> usize {
+            unsafe { asm!("", options(noreturn)); }
+        }
+
+        #[naked]
+        pub extern "C" fn method(&self, a: usize, b: usize) -> usize {
+            unsafe { asm!("", options(noreturn)); }
+        }
+    }
+
+    impl super::Trait for Naked {
+        #[naked]
+        extern "C" fn trait_associated(a: usize, b: usize) -> usize {
+            unsafe { asm!("", options(noreturn)); }
+        }
+
+        #[naked]
+        extern "C" fn trait_method(&self, a: usize, b: usize) -> usize {
+            unsafe { asm!("", options(noreturn)); }
+        }
+    }
+}
-- 
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