diff --git a/innobase/os/os0proc.c b/innobase/os/os0proc.c
index 167aed93de7..24bb007e504 100644
--- a/innobase/os/os0proc.c
+++ b/innobase/os/os0proc.c
@@ -292,6 +292,9 @@ os_awe_allocate_physical_mem(
 
 	return(TRUE);	
 #else
+	UT_NOT_USED(n_megabytes);
+	UT_NOT_USED(page_info);
+	
 	return(FALSE);
 #endif
 }
@@ -349,6 +352,8 @@ os_awe_allocate_virtual_mem_window(
 
 	return(ptr);
 #else
+	UT_NOT_USED(size);
+	
 	return(NULL);
 #endif
 }
@@ -476,6 +481,10 @@ os_awe_map_physical_mem_to_window(
 
 	return(TRUE);
 #else
+	UT_NOT_USED(ptr);
+	UT_NOT_USED(n_mem_pages);
+	UT_NOT_USED(page_info);
+
 	return(FALSE);
 #endif
 }	
diff --git a/sql/ha_innodb.cc b/sql/ha_innodb.cc
index 69c20bb7974..afa8570c144 100644
--- a/sql/ha_innodb.cc
+++ b/sql/ha_innodb.cc
@@ -2116,7 +2116,7 @@ innobase_rollback_to_savepoint(
 
         /* TODO: use provided savepoint data area to store savepoint data */
 
-        longlong2str((ulonglong)savepoint, name, 36);
+        longlong2str((ulint)savepoint, name, 36);
 
         error = (int) trx_rollback_to_savepoint_for_mysql(trx, name,
 						&mysql_binlog_cache_pos);
@@ -2145,7 +2145,7 @@ innobase_release_savepoint(
 
         /* TODO: use provided savepoint data area to store savepoint data */
 
-        longlong2str((ulonglong)savepoint, name, 36);
+        longlong2str((ulint)savepoint, name, 36);
 
 	error = (int) trx_release_savepoint_for_mysql(trx, name);
 
@@ -2186,7 +2186,7 @@ innobase_savepoint(
 
         /* TODO: use provided savepoint data area to store savepoint data */
         char name[64];
-        longlong2str((ulonglong)savepoint,name,36);
+        longlong2str((ulint)savepoint,name,36);
 
         error = (int) trx_savepoint_for_mysql(trx, name, (ib_longlong)0);
 
diff --git a/strings/decimal.c b/strings/decimal.c
index 7816f340eef..ce00b9770b3 100644
--- a/strings/decimal.c
+++ b/strings/decimal.c
@@ -1033,7 +1033,7 @@ int decimal2ulonglong(decimal_t *from, ulonglong *to)
   {
     ulonglong y=x;
     x=x*DIG_BASE + *buf++;
-    if (unlikely(y > (ULONGLONG_MAX/DIG_BASE) || x < y))
+    if (unlikely(y > ((ulonglong) ULONGLONG_MAX/DIG_BASE) || x < y))
     {
       *to=y;
       return E_DEC_OVERFLOW;