mirror of
https://github.com/rust-lang/rust
synced 2024-10-01 14:25:08 +00:00
76 lines
2.8 KiB
Rust
76 lines
2.8 KiB
Rust
// revisions: x86_64_mirunsafeck aarch64_mirunsafeck x86_64_thirunsafeck aarch64_thirunsafeck
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// [x86_64_thirunsafeck] compile-flags: -Z thir-unsafeck --target x86_64-unknown-linux-gnu
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// [aarch64_thirunsafeck] compile-flags: -Z thir-unsafeck --target aarch64-unknown-linux-gnu
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// [x86_64_mirunsafeck] compile-flags: --target x86_64-unknown-linux-gnu
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// [aarch64_mirunsafeck] compile-flags: --target aarch64-unknown-linux-gnu
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// [x86_64_thirunsafeck] needs-llvm-components: x86
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// [x86_64_mirunsafeck] needs-llvm-components: x86
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// [aarch64_thirunsafeck] needs-llvm-components: aarch64
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// [aarch64_mirunsafeck] needs-llvm-components: aarch64
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#![feature(no_core, lang_items, rustc_attrs, asm_const)]
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#![no_core]
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#[rustc_builtin_macro]
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macro_rules! asm {
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() => {};
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}
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#[rustc_builtin_macro]
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macro_rules! global_asm {
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() => {};
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}
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#[lang = "sized"]
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trait Sized {}
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fn main() {
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let mut foo = 0;
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unsafe {
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asm!("{}");
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//~^ ERROR invalid reference to argument at index 0
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asm!("{1}", in(reg) foo);
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//~^ ERROR invalid reference to argument at index 1
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//~^^ ERROR argument never used
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asm!("{a}");
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//~^ ERROR there is no argument named `a`
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asm!("{}", a = in(reg) foo);
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//~^ ERROR invalid reference to argument at index 0
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//~^^ ERROR argument never used
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asm!("{1}", a = in(reg) foo);
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//~^ ERROR invalid reference to argument at index 1
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//~^^ ERROR named argument never used
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#[cfg(any(x86_64_thirunsafeck, x86_64_mirunsafeck))]
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asm!("{}", in("eax") foo);
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//[x86_64_thirunsafeck,x86_64_mirunsafeck]~^ ERROR invalid reference to argument at index 0
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#[cfg(any(aarch64_thirunsafeck, aarch64_mirunsafeck))]
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asm!("{}", in("x0") foo);
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//[aarch64_thirunsafeck,aarch64_mirunsafeck]~^ ERROR invalid reference to argument at index 0
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asm!("{:foo}", in(reg) foo);
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//~^ ERROR asm template modifier must be a single character
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//~| WARN formatting may not be suitable for sub-register argument [asm_sub_register]
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asm!("", in(reg) 0, in(reg) 1);
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//~^ ERROR multiple unused asm arguments
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}
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}
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const FOO: i32 = 1;
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global_asm!("{}");
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//~^ ERROR invalid reference to argument at index 0
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global_asm!("{1}", const FOO);
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//~^ ERROR invalid reference to argument at index 1
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//~^^ ERROR argument never used
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global_asm!("{a}");
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//~^ ERROR there is no argument named `a`
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global_asm!("{}", a = const FOO);
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//~^ ERROR invalid reference to argument at index 0
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//~^^ ERROR argument never used
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global_asm!("{1}", a = const FOO);
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//~^ ERROR invalid reference to argument at index 1
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//~^^ ERROR named argument never used
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global_asm!("{:foo}", const FOO);
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//~^ ERROR asm template modifier must be a single character
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global_asm!("", const FOO, const FOO);
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//~^ ERROR multiple unused asm arguments
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