error[E0658]: use of unstable library feature 'asm': inline assembly is not stable enough for use and is subject to change --> $DIR/feature-gate-asm.rs:5:9 | LL | asm!(""); | ^^^ | = note: see issue #72016 for more information = help: add `#![feature(asm)]` to the crate attributes to enable error[E0658]: use of unstable library feature 'llvm_asm': prefer using the new asm! syntax instead --> $DIR/feature-gate-asm.rs:7:9 | LL | llvm_asm!(""); | ^^^^^^^^ | = note: see issue #70173 for more information = help: add `#![feature(llvm_asm)]` to the crate attributes to enable error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0658`.