rust/tests/ui/asm/x86_64/bad-options.rs
2024-02-16 20:02:50 +00:00

43 lines
1.5 KiB
Rust

//@ only-x86_64
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(reg) foo, clobber_abi("C"), clobber_abi("C"));
//~^ ERROR asm with `clobber_abi` must specify explicit registers for outputs
//~| ERROR `C` ABI specified multiple times
asm!("", out("eax") foo, clobber_abi("C"));
}
}
global_asm!("", options(nomem));
//~^ ERROR expected one of
global_asm!("", options(readonly));
//~^ ERROR expected one of
global_asm!("", options(noreturn));
//~^ ERROR expected one of
global_asm!("", options(pure));
//~^ ERROR expected one of
global_asm!("", options(nostack));
//~^ ERROR expected one of
global_asm!("", options(preserves_flags));
//~^ ERROR expected one of