Use the now available implementation of IntoIterator for arrays

Author: LeSeulArtichaut

src/compiler_builtins.rs

@@ -7,7 +7,7 @@ macro builtin_functions($register:ident; $(fn $name:ident($($arg_name:ident: $ar
 
     #[cfg(feature = "jit")]
     pub(crate) fn $register(builder: &mut cranelift_jit::JITBuilder) {
-        for &(name, val) in &[$((stringify!($name), $name as *const u8)),*] {
+        for (name, val) in [$((stringify!($name), $name as *const u8)),*] {
             builder.symbol(name, val);
         }
     }