executor: remove arch-xtensa.

It's been broken for months and nobody has noticed. The `esp*-hal` crates have
much better support.

Fixes #2234
Closes  #1912

1 files changed, 1 insertions, 3 deletions

diff --git a/embassy-executor/src/lib.rs b/embassy-executor/src/lib.rs
index d8ac4893b..897696150 100644
--- a/embassy-executor/src/lib.rs
+++ b/embassy-executor/src/lib.rs
@@ -1,5 +1,4 @@
 #![cfg_attr(not(any(feature = "arch-std", feature = "arch-wasm")), no_std)]
-#![cfg_attr(feature = "arch-xtensa", feature(asm_experimental_arch))]
 #![allow(clippy::new_without_default)]
 #![doc = include_str!("../README.md")]
 #![warn(missing_docs)]
@@ -21,12 +20,11 @@ macro_rules! check_at_most_one {
         check_at_most_one!(@amo [$($f)*] [$($f)*] []);
     };
 }
-check_at_most_one!("arch-cortex-m", "arch-riscv32", "arch-xtensa", "arch-std", "arch-wasm",);
+check_at_most_one!("arch-cortex-m", "arch-riscv32", "arch-std", "arch-wasm",);
 
 #[cfg(feature = "_arch")]
 #[cfg_attr(feature = "arch-cortex-m", path = "arch/cortex_m.rs")]
 #[cfg_attr(feature = "arch-riscv32", path = "arch/riscv32.rs")]
-#[cfg_attr(feature = "arch-xtensa", path = "arch/xtensa.rs")]
 #[cfg_attr(feature = "arch-std", path = "arch/std.rs")]
 #[cfg_attr(feature = "arch-wasm", path = "arch/wasm.rs")]
 mod arch;