rust/tests/codegen/fixed-x18.rs
David Wood 92eb4450fa
tests: use minicore more
minicore makes it much easier to add new language items to all of the
existing `no_core` tests.
2025-02-24 09:26:54 +00:00

23 lines
629 B
Rust

// Test that the `reserve-x18` target feature is (not) emitted when
// the `-Zfixed-x18` flag is (not) set.
//@ add-core-stubs
//@ revisions: unset set
//@ needs-llvm-components: aarch64
//@ compile-flags: --target aarch64-unknown-none
//@ [set] compile-flags: -Zfixed-x18
#![crate_type = "lib"]
#![feature(no_core, lang_items)]
#![no_core]
extern crate minicore;
use minicore::*;
#[no_mangle]
pub fn foo() {
// CHECK: @foo() unnamed_addr #0
// unset-NOT: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+reserve-x18{{.*}} }
// set: attributes #0 = { {{.*}}"target-features"="{{[^"]*}}+reserve-x18{{.*}} }
}