fix c lint error

Author: MANDEep22332

lib/node_modules/@stdlib/strided/base/zmap/benchmark/c/benchmark.length.c

@@ -106,8 +106,8 @@ static double complex identity( const double complex x ) {
 * @return             elapsed time in seconds
 */
 static double benchmark( int iterations, int len ) {
-    double complex x[ len ];
-    double complex y[ len ];
+    double complex *x = malloc( len * sizeof(double complex) );
+    double complex *y = malloc( len * sizeof(double complex) );
     double elapsed;
     double t;
     int i;
@@ -120,8 +120,6 @@ static double benchmark( int iterations, int len ) {
     t = tic();
     for ( i = 0; i < iterations; i++ ) {
         stdlib_strided_zmap( len, x, 1, y, 1, identity );
-        
-        // Use a stable index for the check to avoid any "out of bounds" linter noise
         if ( y[ 0 ] != y[ 0 ] ) {
             printf( "should not return NaN\n" );
             break;
@@ -132,6 +130,8 @@ static double benchmark( int iterations, int len ) {
     if ( y[ 0 ] != y[ 0 ] ) {
         printf( "should not return NaN\n" );
     }
+    free( x );
+    free( y );
     return elapsed;
 }
 
@@ -152,8 +152,8 @@ int main( void ) {
 	print_version();
 	count = 0;
 	for ( i = MIN; i <= MAX; i++ ) {
-		len = pow( 10, i );
-		iter = ITERATIONS / pow( 10, i-1 );
+		len = (int)pow( 10, i );
+		iter = ITERATIONS / (int)pow( 10, i-1 );
 		for ( j = 0; j < REPEATS; j++ ) {
 			count += 1;
 			printf( "# c::%s:len=%d\n", NAME, len );