error[E0658]: the `#[cfg(/* ... */)]` and `#[cfg_attr(/* ... */)]` attributes on assembly are unstable
  --> $DIR/feature-gate-asm_cfg.rs:8:5
   |
LL |     #[cfg(false)]
   |     ^^^^^^^^^^^^^
   |
   = note: see issue #140364 <https://github.com/rust-lang/rust/issues/140364> for more information
   = help: add `#![feature(asm_cfg)]` to the crate attributes to enable
   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error[E0658]: the `#[cfg(/* ... */)]` and `#[cfg_attr(/* ... */)]` attributes on assembly are unstable
  --> $DIR/feature-gate-asm_cfg.rs:18:9
   |
LL |         #[cfg(false)]
   |         ^^^^^^^^^^^^^
   |
   = note: see issue #140364 <https://github.com/rust-lang/rust/issues/140364> for more information
   = help: add `#![feature(asm_cfg)]` to the crate attributes to enable
   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error[E0658]: the `#[cfg(/* ... */)]` and `#[cfg_attr(/* ... */)]` attributes on assembly are unstable
  --> $DIR/feature-gate-asm_cfg.rs:22:9
   |
LL |         #[cfg(false)]
   |         ^^^^^^^^^^^^^
   |
   = note: see issue #140364 <https://github.com/rust-lang/rust/issues/140364> for more information
   = help: add `#![feature(asm_cfg)]` to the crate attributes to enable
   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error[E0658]: the `#[cfg(/* ... */)]` and `#[cfg_attr(/* ... */)]` attributes on assembly are unstable
  --> $DIR/feature-gate-asm_cfg.rs:32:13
   |
LL |             #[cfg(false)]
   |             ^^^^^^^^^^^^^
   |
   = note: see issue #140364 <https://github.com/rust-lang/rust/issues/140364> for more information
   = help: add `#![feature(asm_cfg)]` to the crate attributes to enable
   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error: this attribute is not supported on assembly
  --> $DIR/feature-gate-asm_cfg.rs:43:13
   |
LL |             #[inline]
   |             ^^^^^^^^^

error: `C` ABI specified multiple times
  --> $DIR/feature-gate-asm_cfg.rs:35:13
   |
LL |             clobber_abi("C"),
   |             ---------------- previously specified here
LL |             clobber_abi("C"),
   |             ^^^^^^^^^^^^^^^^

error: aborting due to 6 previous errors

For more information about this error, try `rustc --explain E0658`.