mirror of
				https://github.com/rust-lang/rust.git
				synced 2025-11-04 06:56:14 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			58 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
// compile-flags: -O
 | 
						|
 | 
						|
// revisions:x86_64 i686 aarch64-apple aarch64-windows aarch64-linux arm riscv
 | 
						|
 | 
						|
//[x86_64] compile-flags: --target x86_64-unknown-uefi
 | 
						|
//[x86_64] needs-llvm-components: x86
 | 
						|
//[i686] compile-flags: --target i686-unknown-linux-musl
 | 
						|
//[i686] needs-llvm-components: x86
 | 
						|
//[aarch64-windows] compile-flags: --target aarch64-pc-windows-msvc
 | 
						|
//[aarch64-windows] needs-llvm-components: aarch64
 | 
						|
//[aarch64-linux] compile-flags: --target aarch64-unknown-linux-gnu
 | 
						|
//[aarch64-linux] needs-llvm-components: aarch64
 | 
						|
//[aarch64-apple] compile-flags: --target aarch64-apple-darwin
 | 
						|
//[aarch64-apple] needs-llvm-components: aarch64
 | 
						|
//[arm] compile-flags: --target armv7r-none-eabi
 | 
						|
//[arm] needs-llvm-components: arm
 | 
						|
//[riscv] compile-flags: --target riscv64gc-unknown-none-elf
 | 
						|
//[riscv] needs-llvm-components: riscv
 | 
						|
 | 
						|
// See bottom of file for a corresponding C source file that is meant to yield
 | 
						|
// equivalent declarations.
 | 
						|
#![feature(no_core, lang_items)]
 | 
						|
#![crate_type = "lib"]
 | 
						|
#![no_std]
 | 
						|
#![no_core]
 | 
						|
 | 
						|
#[lang="sized"] trait Sized { }
 | 
						|
#[lang="freeze"] trait Freeze { }
 | 
						|
#[lang="copy"] trait Copy { }
 | 
						|
 | 
						|
#[repr(i8)]
 | 
						|
pub enum Type {
 | 
						|
    Type1 = 0,
 | 
						|
    Type2 = 1
 | 
						|
}
 | 
						|
 | 
						|
// To accommodate rust#97800, one might consider writing the below as:
 | 
						|
//
 | 
						|
// `define{{( dso_local)?}} noundef{{( signext)?}} i8 @test()`
 | 
						|
//
 | 
						|
// but based on rust#80556, it seems important to actually check for the
 | 
						|
// presence of the `signext` for those targets where we expect it.
 | 
						|
 | 
						|
// CHECK: define{{( dso_local)?}} noundef
 | 
						|
// x86_64-SAME:                 signext
 | 
						|
// aarch64-apple-SAME:          signext
 | 
						|
// aarch64-windows-NOT: signext
 | 
						|
// aarch64-linux-NOT:   signext
 | 
						|
// arm-SAME:                    signext
 | 
						|
// riscv-SAME:                  signext
 | 
						|
// CHECK-SAME: i8 @test()
 | 
						|
 | 
						|
 | 
						|
#[no_mangle]
 | 
						|
pub extern "C" fn test() -> Type {
 | 
						|
    Type::Type1
 | 
						|
}
 |