Use a Float32Array as the temporary buffer to avoid implicit casts

Author: kgryte

lib/node_modules/@stdlib/array/complex64/lib/main.js

@@ -810,14 +810,14 @@ Object.defineProperty( Complex64Array.prototype, 'length', {
 *
 * ## Notes
 *
-* -   When provided a typed array, real or complex, we must check whether the source array shares the same buffer as the target array and whether the underlying memory overlaps. In particular, we are only concerned with the following scenario:
+* -   When provided a typed array, real or complex, we must check whether the source array shares the same buffer as the target array and whether the underlying memory overlaps. In particular, we are concerned with the following scenario:
 *
 *     ```text
 *     buf:                ---------------------
 *     src: ---------------------
 *     ```
 *
-*     In the above, as we copy over values from `src`, we will overwrite values in the `src` view, resulting in duplicated values copied into the end of `buf`, which is not intended. Hence, to avoid overwriting source values, we must **copy** source values to a temporary array.
+*     In the above, as we copy values from `src`, we will overwrite values in the `src` view, resulting in duplicated values copied into the end of `buf`, which is not intended. Hence, to avoid overwriting source values, we must **copy** source values to a temporary array.
 *
 *     In the other overlapping scenario,
 *
@@ -922,9 +922,9 @@ Object.defineProperty( Complex64Array.prototype, 'set', {
 				)
 			) {
 				// We need to copy source values...
-				tmp = [];
+				tmp = new Float32Array( N );
 				for ( i = 0; i < N; i++ ) {
-					tmp.push( sbuf[ i ] );
+					tmp[ i ] = sbuf[ i ];
 				}
 				sbuf = tmp;
 			}
@@ -967,9 +967,9 @@ Object.defineProperty( Complex64Array.prototype, 'set', {
 					)
 				) {
 					// We need to copy source values...
-					tmp = [];
+					tmp = new Float32Array( N );
 					for ( i = 0; i < N; i++ ) {
-						tmp.push( sbuf[ i ] );
+						tmp[ i ] = sbuf[ i ];
 					}
 					sbuf = tmp;
 				}