diff -urp bleeding-jumbo-opt4/src/loader.c bleeding-jumbo-opt/src/loader.c
--- bleeding-jumbo-opt4/src/loader.c	2015-09-16 00:29:32 +0000
+++ bleeding-jumbo-opt/src/loader.c	2015-09-16 02:00:31 +0000
@@ -196,7 +196,7 @@ void ldr_init_database(struct db_main *d
 static void ldr_init_password_hash(struct db_main *db)
 {
 	int (*func)(void *binary);
-	int size = PASSWORD_HASH_SIZE_FOR_LDR;
+	size_t size = PASSWORD_HASH_SIZE_FOR_LDR;
 
 	if (size >= 2 && mem_saving_level >= 2) {
 		size--;
@@ -212,7 +212,7 @@ static void ldr_init_password_hash(struc
 	if (size < 0)
 		size = 0;
 	db->password_hash_func = func;
-	size = password_hash_sizes[size] * sizeof(struct db_password *);
+	size = (size_t)password_hash_sizes[size] * sizeof(struct db_password *);
 	db->password_hash = mem_alloc(size);
 	memset(db->password_hash, 0, size);
 }
@@ -1449,7 +1449,7 @@ static void ldr_init_hash_for_salt(struc
 {
 	struct db_password *current;
 	int (*hash_func)(void *binary);
-	int bitmap_size, hash_size;
+	size_t bitmap_size, hash_size;
 	int hash;
 
 	if (salt->hash_size < 0) {
diff -urp bleeding-jumbo-opt4/src/params.c bleeding-jumbo-opt/src/params.c
--- bleeding-jumbo-opt4/src/params.c	2015-02-24 06:08:07 +0000
+++ bleeding-jumbo-opt/src/params.c	2015-09-16 02:02:26 +0000
@@ -11,7 +11,7 @@
 #include "params.h"
 #include "memdbg.h"
 
-int password_hash_sizes[PASSWORD_HASH_SIZES] = {
+unsigned int password_hash_sizes[PASSWORD_HASH_SIZES] = {
 	PASSWORD_HASH_SIZE_0,
 	PASSWORD_HASH_SIZE_1,
 	PASSWORD_HASH_SIZE_2,
@@ -21,7 +21,7 @@ int password_hash_sizes[PASSWORD_HASH_SI
 	PASSWORD_HASH_SIZE_6
 };
 
-int password_hash_thresholds[PASSWORD_HASH_SIZES] = {
+unsigned int password_hash_thresholds[PASSWORD_HASH_SIZES] = {
 	PASSWORD_HASH_THRESHOLD_0,
 	PASSWORD_HASH_THRESHOLD_1,
 	PASSWORD_HASH_THRESHOLD_2,
diff -urp bleeding-jumbo-opt4/src/params.h bleeding-jumbo-opt/src/params.h
--- bleeding-jumbo-opt4/src/params.h	2015-09-16 01:15:15 +0000
+++ bleeding-jumbo-opt/src/params.h	2015-09-16 02:03:05 +0000
@@ -226,8 +226,8 @@
 /*
  * Tables of the above values.
  */
-extern int password_hash_sizes[PASSWORD_HASH_SIZES];
-extern int password_hash_thresholds[PASSWORD_HASH_SIZES];
+extern unsigned int password_hash_sizes[PASSWORD_HASH_SIZES];
+extern unsigned int password_hash_thresholds[PASSWORD_HASH_SIZES];
 
 /*
  * How much smaller should the hash tables be than bitmaps in terms of entry