Fixed loom compile issues, and bumped msrv

Now MSRV is 1.61.0 due to the use of const fns

.github/workflows/check.yml

@@ -99,7 +99,7 @@ jobs:
     # https://docs.github.com/en/actions/learn-github-actions/contexts#context-availability
     strategy:
       matrix:
-        msrv: ["1.60.0"]
+        msrv: ["1.61.0"]
     name: ubuntu / ${{ matrix.msrv }}
     steps:
       - uses: actions/checkout@v4

Cargo.toml

@@ -9,7 +9,7 @@ description = "Fast, bounded, multiple-producer, multiple-consumer, lossy, broad
 repository = "https://github.com/Amjad50/blinkcast.git"
 keywords = ["channel", "broadcast", "mpmc", "no_std"]
 categories = ["concurrency", "no-std"]
-rust-version = "1.60.0"
+rust-version = "1.61.0"
 
 [features]
 default = ["alloc"]

README.md

@@ -31,7 +31,7 @@ up to date is better than delayed audio.
 See [the documentation](https://docs.rs/blinkcast) for examples.
 
 # Minimum Supported Rust Version (MSRV)
-The minimum supported Rust version for this crate is `1.60.0`
+The minimum supported Rust version for this crate is `1.61.0`
 
 # License
 Licensed under `MIT` ([LICENSE](./LICENSE) or http://opensource.org/licenses/MIT)

src/lib.rs

@@ -100,6 +100,10 @@ mod tests;
 #[cfg(feature = "alloc")]
 pub mod alloc;
 mod core_impl;
+#[cfg(not(loom))]
+// Atomics in `loom` don't support `const fn`, so it crashes when compiling
+// since, we don't need `static_mem` to be tested with `loom`, we can just
+// exclude it if we are building for `loom`
 pub mod static_mem;
 
 // choose 64 for targets that support it, otherwise 32
@@ -154,6 +158,10 @@ struct Node<T> {
 }
 
 impl<T> Node<T> {
+    #[cfg(not(loom))]
+    // Atomics in `loom` don't support `const fn`, so it crashes when compiling
+    // since, we don't need `static_mem` to be tested with `loom`, we can just
+    // exclude it if we are building for `loom`
     pub const fn empty() -> Self {
         Self {
             data: UnsafeCell::new(MaybeUninit::uninit()),