diff --git a/arraylist.hpp b/arraylist.hpp
index 6590b22..44e82ed 100644
--- a/arraylist.hpp
+++ b/arraylist.hpp
@@ -7,13 +7,13 @@ struct Array_List {
     int length;
     int next_index;
 
-    Array_List(int initial_capacity = 16) {
+    void alloc(int initial_capacity = 16) {
         data = (type*)malloc(initial_capacity * sizeof(type));
         next_index = 0;
         length = initial_capacity;
     }
 
-    ~Array_List() {
+    void dealloc() {
         free(data);
         data = 0;
     }
@@ -52,7 +52,7 @@ struct Array_List {
     }
 
     void reserve(unsigned int count) {
-        if (next_index+count <= length) {
+        if (next_index+count <= (unsigned int)length) {
             length *= 2;
             data = (type*)realloc(data, length * sizeof(type));
         }
diff --git a/bucket_allocator.hpp b/bucket_allocator.hpp
index e928399..83a9924 100644
--- a/bucket_allocator.hpp
+++ b/bucket_allocator.hpp
@@ -35,6 +35,7 @@ class Bucket_Allocator {
 
 public:
     Bucket_Allocator(unsigned int bucket_size, unsigned int initial_bucket_count) {
+        this->free_list.alloc();
         this->bucket_size = bucket_size;
         next_index_in_latest_bucket = 0;
         next_bucket_index = 0;
@@ -48,7 +49,7 @@ public:
         for (unsigned int i = 0; i <= next_bucket_index; ++i) {
             free(buckets[i]);
         }
-
+        this->free_list.dealloc();
         free(buckets);
     }
 
diff --git a/build.sh b/build.sh
old mode 100755
new mode 100644