rust/tests/ui/asm/aarch64/bad-options.rs
2024-07-27 19:08:59 +02:00

40 lines
1.6 KiB
Rust

//@ only-aarch64
use std::arch::{asm, global_asm};
fn main() {
let mut foo = 0;
unsafe {
asm!("", options(nomem, readonly));
//~^ ERROR the `nomem` and `readonly` options are mutually exclusive
asm!("", options(pure, nomem, noreturn));
//~^ ERROR the `pure` and `noreturn` options are mutually exclusive
//~^^ ERROR asm with the `pure` option must have at least one output
asm!("{}", in(reg) foo, options(pure, nomem));
//~^ ERROR asm with the `pure` option must have at least one output
asm!("{}", out(reg) foo, options(noreturn));
//~^ ERROR asm outputs are not allowed with the `noreturn` option
}
unsafe {
asm!("", clobber_abi("foo"));
//~^ ERROR invalid ABI for `clobber_abi`
asm!("{}", out(reg) foo, clobber_abi("C"));
//~^ ERROR asm with `clobber_abi` must specify explicit registers for outputs
asm!("", out("x0") foo, clobber_abi("C"));
}
}
global_asm!("", options(nomem));
//~^ ERROR the `nomem` option cannot be used with `global_asm!`
global_asm!("", options(readonly));
//~^ ERROR the `readonly` option cannot be used with `global_asm!`
global_asm!("", options(noreturn));
//~^ ERROR the `noreturn` option cannot be used with `global_asm!`
global_asm!("", options(pure));
//~^ ERROR the `pure` option cannot be used with `global_asm!`
global_asm!("", options(nostack));
//~^ ERROR the `nostack` option cannot be used with `global_asm!`
global_asm!("", options(preserves_flags));
//~^ ERROR the `preserves_flags` option cannot be used with `global_asm!`