Merge pull request #5625 from youknowone/clippy

Apply nightly clippy suggestions

stdlib/src/binascii.rs

@@ -716,7 +716,7 @@ mod decl {
                     vm,
                 ));
             }
-            let mut res = Vec::<u8>::with_capacity(2 + ((length + 2) / 3) * 4);
+            let mut res = Vec::<u8>::with_capacity(2 + length.div_ceil(3) * 4);
             res.push(uu_b2a(length as u8, backtick));
 
             for chunk in b.chunks(3) {

stdlib/src/csv.rs

@@ -982,7 +982,7 @@ mod _csv {
             };
             loop {
                 let (res, nread, nwritten, nends) = reader.read_record(
-                    input[input_offset..].as_bytes(),
+                    &input.as_bytes()[input_offset..],
                     &mut buffer[output_offset..],
                     &mut output_ends[output_ends_offset..],
                 );
@@ -999,7 +999,7 @@ mod _csv {
                     }
                 }
             }
-            let rest = input[input_offset..].as_bytes();
+            let rest = &input.as_bytes()[input_offset..];
             if !rest.iter().all(|&c| matches!(c, b'\r' | b'\n')) {
                 return Err(new_csv_error(
                     vm,