mirror of https://github.com/rust-lang/rust
35 lines
889 B
Rust
35 lines
889 B
Rust
// FIXME(nagisa): remove the flags below once all targets support `asm!`.
|
|
//@ compile-flags: --target x86_64-unknown-linux-gnu -Copt-level=0
|
|
//@ needs-llvm-components: x86
|
|
|
|
// Verify we sanitize the special tokens for the LLVM inline-assembly, ensuring people won't
|
|
// inadvertently rely on the LLVM-specific syntax and features.
|
|
#![no_core]
|
|
#![feature(no_core, lang_items, rustc_attrs)]
|
|
#![crate_type = "rlib"]
|
|
#![allow(named_asm_labels)]
|
|
|
|
#[rustc_builtin_macro]
|
|
macro_rules! asm {
|
|
() => {};
|
|
}
|
|
|
|
#[lang = "sized"]
|
|
trait Sized {}
|
|
#[lang = "copy"]
|
|
trait Copy {}
|
|
|
|
pub unsafe fn we_escape_dollar_signs() {
|
|
// CHECK: call void asm sideeffect alignstack inteldialect "banana$$:"
|
|
asm!(
|
|
r"banana$:",
|
|
)
|
|
}
|
|
|
|
pub unsafe fn we_escape_escapes_too() {
|
|
// CHECK: call void asm sideeffect alignstack inteldialect "banana\{{(\\|5C)}}36:"
|
|
asm!(
|
|
r"banana\36:",
|
|
)
|
|
}
|