diff -r 3dc9075df822 -r eb9e7bd40a8e test/test_list.c
--- a/test/test_list.c	Sat Jan 29 14:32:04 2022 +0100
+++ b/test/test_list.c	Sun Jan 30 14:19:00 2022 +0100
@@ -560,7 +560,7 @@
 void test_hl_linked_list_create(void) {
     cxTestingAllocatorReset();
 
-    CxList list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
+    CxList *list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
 
     CU_ASSERT_EQUAL(list->size, 0)
     CU_ASSERT_EQUAL(list->capacity, (size_t) -1)
@@ -575,7 +575,7 @@
 void test_hl_ptr_linked_list_create(void) {
     cxTestingAllocatorReset();
 
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     CU_ASSERT_EQUAL(list->size, 0)
     CU_ASSERT_EQUAL(list->capacity, (size_t) -1)
@@ -592,10 +592,10 @@
 
     int data[] = {2, 4, 5, 7, 10, 15};
 
-    CxList expected = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
+    CxList *expected = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
     for (int i = 0; i < 5; i++) cxListAdd(expected, &data[i]);
 
-    CxList list = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 5, data);
+    CxList *list = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 5, data);
 
     CU_ASSERT_TRUE(0 == cxListCompare(list, expected))
 
@@ -608,7 +608,7 @@
     cxTestingAllocatorReset();
 
     int data;
-    CxList list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
+    CxList *list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
 
     data = 5;
     CU_ASSERT_EQUAL(cxListAdd(list, &data), 0)
@@ -621,7 +621,7 @@
     CU_ASSERT_TRUE(list->capacity >= list->size)
 
     int exp[] = {5, 47, 13};
-    CxList expected = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 3, exp);
+    CxList *expected = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 3, exp);
     CU_ASSERT_TRUE(0 == cxListCompare(list, expected))
 
     cxLinkedListDestroy(list);
@@ -632,7 +632,7 @@
 void test_hl_ptr_linked_list_add(void) {
     cxTestingAllocatorReset();
 
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     int a = 5, b = 47, c = 13;
 
@@ -663,7 +663,7 @@
     cxTestingAllocatorReset();
 
     int data;
-    CxList list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
+    CxList *list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
 
     data = 5;
     CU_ASSERT_NOT_EQUAL(cxListInsert(list, 1, &data), 0)
@@ -683,7 +683,7 @@
     CU_ASSERT_TRUE(list->capacity >= list->size)
 
     int exp[] = {47, 13, 5, 42};
-    CxList expected = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 4, exp);
+    CxList *expected = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 4, exp);
     CU_ASSERT_TRUE(0 == cxListCompare(list, expected))
 
     cxLinkedListDestroy(list);
@@ -694,7 +694,7 @@
 void test_hl_ptr_linked_list_insert(void) {
     cxTestingAllocatorReset();
 
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     int a = 5, b = 47, c = 13, d = 42;
 
@@ -724,8 +724,8 @@
     cxTestingAllocatorReset();
 
     int data[] = {5, 47, 42, 13};
-    CxList list = cxLinkedListFromArray(cxTestingAllocator, cmp_int,
-                                        sizeof(int), 4, data);
+    CxList *list = cxLinkedListFromArray(cxTestingAllocator, cmp_int,
+                                         sizeof(int), 4, data);
 
     CU_ASSERT_EQUAL(list->size, 4)
     CU_ASSERT_TRUE(list->capacity >= list->size)
@@ -764,7 +764,7 @@
     cxTestingAllocatorReset();
 
     int a = 5, b = 47, c = 42, d = 13;
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     cxListAdd(list, &a);
     cxListAdd(list, &b);
@@ -808,8 +808,8 @@
     cxTestingAllocatorReset();
 
     int data[] = {5, 47, 13};
-    CxList list = cxLinkedListFromArray(cxTestingAllocator, cmp_int,
-                                        sizeof(int), 3, data);
+    CxList *list = cxLinkedListFromArray(cxTestingAllocator, cmp_int,
+                                         sizeof(int), 3, data);
 
     CU_ASSERT_EQUAL(*(int *) cxListAt(list, 0), 5)
     CU_ASSERT_EQUAL(*(int *) cxListAt(list, 1), 47)
@@ -823,7 +823,7 @@
 void test_hl_ptr_linked_list_at(void) {
     cxTestingAllocatorReset();
 
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     int a = 5, b = 47, c = 13;
     cxListAdd(list, &a);
@@ -843,8 +843,8 @@
     cxTestingAllocatorReset();
 
     int data[] = {5, 47, 13};
-    CxList list = cxLinkedListFromArray(cxTestingAllocator, cmp_int,
-                                        sizeof(int), 3, data);
+    CxList *list = cxLinkedListFromArray(cxTestingAllocator, cmp_int,
+                                         sizeof(int), 3, data);
     CU_ASSERT_EQUAL(list->size, 3)
     CU_ASSERT_TRUE(list->capacity >= list->size)
 
@@ -869,7 +869,7 @@
     cxTestingAllocatorReset();
 
     int a = 5, b = 47, c = 13, criteria;
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     cxListAdd(list, &a);
     cxListAdd(list, &b);
@@ -915,8 +915,8 @@
 
     cxTestingAllocatorReset();
 
-    CxList list = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 100, scrambled);
-    CxList exp = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 100, expected);
+    CxList *list = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 100, scrambled);
+    CxList *exp = cxLinkedListFromArray(cxTestingAllocator, cmp_int, sizeof(int), 100, expected);
 
     cxListSort(list);
     CU_ASSERT_TRUE(0 == cxListCompare(list, exp))
@@ -946,7 +946,7 @@
 
     cxTestingAllocatorReset();
 
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
 
     for (int i = 0; i < 100; i++) {
         cxListAdd(list, &scrambled[i]);
@@ -962,7 +962,7 @@
     CU_ASSERT_TRUE(cxTestingAllocatorVerify())
 }
 
-void test_hl_linked_list_iterator_impl(CxList list) {
+void test_hl_linked_list_iterator_impl(CxList *list) {
     int i = 0;
     CxIterator iter = cxListBegin(list);
     cx_foreach(int*, x, iter) {
@@ -984,7 +984,7 @@
 
 void test_hl_linked_list_iterator(void) {
     cxTestingAllocatorReset();
-    CxList list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
+    CxList *list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
     for (int i = 0; i < 10; i++) {
         cxListAdd(list, &i);
     }
@@ -993,7 +993,7 @@
 
 void test_hl_ptr_linked_list_iterator(void) {
     cxTestingAllocatorReset();
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
     int data[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
     for (int i = 0; i < 10; i++) {
         cxListAdd(list, &data[i]);
@@ -1003,7 +1003,7 @@
 
 void test_hl_linked_list_insert_via_iterator(void) {
     cxTestingAllocatorReset();
-    CxList list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
+    CxList *list = cxLinkedListCreate(cxTestingAllocator, cmp_int, sizeof(int));
     for (int i = 0; i < 5; i++) {
         cxListAdd(list, &i);
     }
@@ -1037,8 +1037,8 @@
     CU_ASSERT_FALSE(cxIteratorValid(&iter))
 
     int expdata[] = {30, 0, 1, 20, 2, 10, 3, 4, 40, 50};
-    CxList expected = cxLinkedListFromArray(cxTestingAllocator,
-                                            cmp_int, sizeof(int), 10, expdata);
+    CxList *expected = cxLinkedListFromArray(cxTestingAllocator,
+                                             cmp_int, sizeof(int), 10, expdata);
 
     CU_ASSERT_EQUAL(0, cxListCompare(list, expected))
     cxLinkedListDestroy(list);
@@ -1049,7 +1049,7 @@
 void test_hl_ptr_linked_list_insert_via_iterator(void) {
     int testdata[] = {0, 1, 2, 3, 4, 10, 20, 30, 40, 50};
     cxTestingAllocatorReset();
-    CxList list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
+    CxList *list = cxPointerLinkedListCreate(cxTestingAllocator, cmp_int);
     int i;
     for (i = 0; i < 5; i++) {
         cxListAdd(list, &testdata[i]);