diff --git a/lib/node_modules/@stdlib/ndarray/base/ind2sub/benchmark/c/benchmark.c b/lib/node_modules/@stdlib/ndarray/base/ind2sub/benchmark/c/benchmark.c
index 8e92d66748ea..4653c2569347 100644
--- a/lib/node_modules/@stdlib/ndarray/base/ind2sub/benchmark/c/benchmark.c
+++ b/lib/node_modules/@stdlib/ndarray/base/ind2sub/benchmark/c/benchmark.c
@@ -99,11 +99,11 @@ static double benchmark1( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, -10, 1 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, -10, 1 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -135,11 +135,11 @@ static double benchmark2( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, -10, 100 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, -10, 100 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -171,11 +171,11 @@ static double benchmark3( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, 10, 1 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, 10, 1 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -207,11 +207,11 @@ static double benchmark4( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, 10, 100 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, 10, 100 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -243,11 +243,11 @@ static double benchmark5( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, -10, 1 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, -10, 1 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -279,11 +279,11 @@ static double benchmark6( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, -10, 100 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, -10, 100 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -315,11 +315,11 @@ static double benchmark7( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, 10, 1 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, 10, 1 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -351,11 +351,11 @@ static double benchmark8( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, 10, 100 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, 10, 100 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -387,11 +387,11 @@ static double benchmark9( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, -10, 1 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, -10, 1 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -423,11 +423,11 @@ static double benchmark10( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, -10, 100 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, -10, 100 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -459,11 +459,11 @@ static double benchmark11( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, 10, 1 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, 10, 1 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -495,11 +495,11 @@ static double benchmark12( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, 10, 100 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, 10, 100 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -531,11 +531,11 @@ static double benchmark13( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, -10, 1 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, -10, 1 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -567,11 +567,11 @@ static double benchmark14( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, -10, 100 };
-	int64_t offset = 90;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, -10, 100 };
+	const int64_t offset = 90;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -603,11 +603,11 @@ static double benchmark15( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 100, 10, 1 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 100, 10, 1 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];
 
@@ -639,11 +639,11 @@ static double benchmark16( void ) {
 	double t;
 	int i;
 
-	int64_t ndims = 3;
-	int64_t shape[] = { 10, 10, 10 };
-	int64_t strides[] = { 1, 10, 100 };
-	int64_t offset = 0;
-	int64_t len = 1000;
+	const int64_t ndims = 3;
+	const int64_t shape[] = { 10, 10, 10 };
+	const int64_t strides[] = { 1, 10, 100 };
+	const int64_t offset = 0;
+	const int64_t len = 1000;
 
 	int64_t out[ 3 ];