chore: updated benchmark.c

Signed-off-by: Dhruv/ <[email protected]>

Author: DhruvArvindSingh

lib/node_modules/@stdlib/math/base/special/cidentityf/benchmark/c/native/benchmark.c

@@ -92,21 +92,23 @@ static float rand_float( void ) {
 * @return elapsed time in seconds
 */
 static double benchmark( void ) {
+	stdlib_complex64_t x[ ITERATIONS ];
+	stdlib_complex64_t y;
 	double elapsed;
 	double t;
 	float re;
 	float im;
 	float v;
 	int i;
 
-	stdlib_complex64_t x;
-	stdlib_complex64_t y;
+	for( i = 0; i < ITERATIONS; i++ ){
+		v = ( 1000.0f*rand_float() ) - 500.0f;
+		x[ i ] = stdlib_complex64( v, v );
+	}
 
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		v = ( 1000.0f*rand_float() ) - 500.0f;
-		x = stdlib_complex64( v, v );
-		y = stdlib_base_cidentityf( x );
+		y = stdlib_base_cidentityf( x[ i ] );
 		stdlib_complex64_reim( y, &re, &im );
 		if ( re != re ) {
 			printf( "unexpected result\n" );