Attempted fix for Windows/macOS build

.github/workflows/build.yaml

@@ -16,6 +16,15 @@ jobs:
       fail-fast: false
     runs-on: ${{ matrix.platform }}
     steps:
+      - name: Install LLVM and Clang # required for bindgen to work, see https://github.com/rust-lang/rust-bindgen/issues/1797
+        uses: KyleMayes/install-llvm-action@v1
+        if: matrix.config.platform == 'windows-latest'
+        with:
+          version: 12.0.1
+          directory: ${{ runner.temp }}/llvm
+      - name: Set LIBCLANG_PATH
+        run: echo "LIBCLANG_PATH=$((gcm clang).source -replace "clang.exe")" >> $env:GITHUB_ENV
+        if: matrix.config.platform == 'windows-latest'
       - uses: actions/checkout@v2
         with:
           submodules: recursive

build.rs

@@ -18,6 +18,7 @@ fn main() {
         .size_t_is_usize(true)
         .ctypes_prefix("types")
         .derive_debug(false)
+        .clang_arg("-std=c++14")
         .parse_callbacks(Box::new(bindgen::CargoCallbacks));
     #[cfg(not(feature = "std"))]
     {

src/compress.rs

@@ -54,11 +54,7 @@
 extern crate alloc;
 
 #[cfg(all(not(feature = "std"), feature = "alloc"))]
-use alloc::{
-    alloc::{alloc_zeroed, dealloc, Layout},
-    boxed::Box,
-    vec::Vec,
-};
+use alloc::{boxed::Box, vec::Vec};
 #[cfg(feature = "alloc")]
 use core::ptr::null_mut;
 use core::{marker::PhantomData, mem::size_of};

src/lib.rs

@@ -113,12 +113,13 @@ mod tests {
 
     use super::{compress::compress, decompress::decompress};
 
+    const INPUT: &[u8] = include_bytes!("test1.txt");
+
     #[test]
     fn test_round_trip() {
-        let src = include_bytes!("test1.txt");
-        let compressed = compress(src).expect("Failed to compress");
-        let mut dst = vec![0u8; src.len()];
+        let compressed = compress(INPUT).expect("Failed to compress");
+        let mut dst = vec![0u8; INPUT.len()];
         decompress(&compressed, &mut dst).expect("Failed to decompress");
-        assert_eq!(&src[..], dst.as_slice());
+        assert_eq!(INPUT, dst.as_slice());
     }
 }