File: naked-functions-instruction-set.rs

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rustc 1.86.0%2Bdfsg1-1
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//@ add-core-stubs
//@ compile-flags: --target armv5te-unknown-linux-gnueabi
//@ needs-llvm-components: arm
//@ needs-asm-support
//@ build-pass

#![crate_type = "lib"]
#![feature(no_core, naked_functions)]
#![no_core]

extern crate minicore;
use minicore::*;

#[no_mangle]
#[naked]
#[instruction_set(arm::t32)]
unsafe extern "C" fn test_thumb() {
    naked_asm!("bx lr");
}

#[no_mangle]
#[naked]
#[instruction_set(arm::a32)]
unsafe extern "C" fn test_arm() {
    naked_asm!("bx lr");
}