Fix compile warnings

Author: sorpaas

src/lib.rs

@@ -48,7 +48,7 @@ impl Drop for FullCache {
 }
 
 pub struct FullVM {
-	cache: Arc<FullCache>,
+	_cache: Arc<FullCache>,
 	ptr: *mut sys::randomx_vm,
 }
 
@@ -66,7 +66,7 @@ impl FullVM {
 			)
 		};
 
-		Self { cache, ptr }
+		Self { _cache: cache, ptr }
 	}
 
 	pub fn calculate(&mut self, input: &[u8]) -> [u8; HASH_SIZE] {

sys/build.rs

@@ -31,7 +31,7 @@ fn main() {
         // bindings for.
         .header("randomx/src/randomx.h")
         // Workaround for https://github.com/servo/rust-bindgen/issues/550
-        .hide_type("max_align_t")
+        .blacklist_type("max_align_t")
         // Finish the builder and generate the bindings.
         .generate()
         // Unwrap the Result and panic on failure.