fix C lint errors

Signed-off-by: Dipjyoti Das <[email protected]>

Author: dipexplorer

lib/node_modules/@stdlib/math/strided/special/sabs2/benchmark/c/benchmark.length.c

@@ -96,11 +96,16 @@ static float rand_float( void ) {
 */
 static double benchmark( int iterations, int len ) {
 	double elapsed;
-	float x[ len ];
-	float y[ len ];
+	float *x = (float *) malloc(len * sizeof(float));
+	float *y = (float *) malloc(len * sizeof(float));
 	double t;
 	int i;
 
+	if (x == NULL || y == NULL) {
+		printf("Memory allocation failed.\n");
+		exit(1);
+	}
+
 	for ( i = 0; i < len; i++ ) {
 		x[ i ] = ( rand_float()*200.0f ) - 100.0f;
 		y[ i ] = 0.0f;
@@ -117,6 +122,11 @@ static double benchmark( int iterations, int len ) {
 	if ( y[ 0 ] != y[ 0 ] ) {
 		printf( "should not return NaN\n" );
 	}
+
+	// 🧹 Always clean up heap allocations
+	free(x);
+	free(y);
+
 	return elapsed;
 }