Merge branch 'refs/heads/main' into dev

# Conflicts:
#	README.md

README.md

@@ -215,11 +215,12 @@ fn main() {
 
 ### Change CPU extensions used by resizer
 
-```rust, ignore
+```rust, no_run
 use fast_image_resize as fr;
 
 fn main() {
     let mut resizer = fr::Resizer::new();
+    #[cfg(target_arch = "x86_64")]
     unsafe {
         resizer.set_cpu_extensions(fr::CpuExtensions::Sse4_1);
     }