Fixed a compiler failure and removed some warnings in windows

extra/replace.c:
  Removed compiler warning
sql/unireg.cc:
  Removed compiler warning
storage/maria/ma_blockrec.c:
  Removed compiler warning
storage/maria/ma_dynrec.c:
  Fixed compiler failure
storage/maria/ma_unique.c:
  Removed compiler warning
storage/myisam/mi_check.c:
  Removed compiler warning
storage/myisam/mi_checksum.c:
  Removed compiler warning

3 files changed, 11 insertions, 10 deletions

diff --git a/storage/maria/ma_blockrec.c b/storage/maria/ma_blockrec.c
index 8c17da42df5..6a7baa5b4f7 100644
--- a/storage/maria/ma_blockrec.c
+++ b/storage/maria/ma_blockrec.c
@@ -3248,8 +3248,9 @@ static my_bool write_block_record(MARIA_HA *info,
           blob_length-= (blob_length % FULL_PAGE_SIZE(block_size));
         if (blob_length)
         {
-          memcpy(&log_array_pos->str, record + tmp_column->offset + length,
-                       sizeof(uchar*));
+          memcpy((void*) &log_array_pos->str,
+                 record + tmp_column->offset + length,
+                 sizeof(uchar*));
           log_array_pos->length= blob_length;
           log_entry_length+= blob_length;
           log_array_pos++;
@@ -5344,6 +5345,7 @@ int _ma_scan_restore_block_record(MARIA_HA *info,
     info                Maria handler
     record              Store found here
     record_pos          Value stored in info->cur_row.next_pos after last call
+                        This is offset inside the current pagebuff
     skip_deleted
 
   NOTES
@@ -5381,7 +5383,7 @@ restart_record_read:
     /* Ensure that scan.dir and record_pos are in sync */
     DBUG_ASSERT(info->scan.dir == dir_entry_pos(info->scan.page_buff,
                                                 share->block_size,
-                                                record_pos));
+                                                (uint) record_pos));
 
     /* Search for a valid directory entry (not 0) */
     while (!(offset= uint2korr(info->scan.dir)))
@@ -5977,12 +5979,12 @@ static size_t fill_update_undo_parts(MARIA_HA *info, const uchar *oldrec,
     {
       uint size_length= column->length - portable_sizeof_char_ptr;
       old_column_length= _ma_calc_blob_length(size_length, old_column_pos);
-      memcpy(&old_column_pos, oldrec + column->offset + size_length,
+      memcpy((void*) &old_column_pos, oldrec + column->offset + size_length,
              sizeof(old_column_pos));
       if (!new_column_is_empty)
       {
         new_column_length= _ma_calc_blob_length(size_length, new_column_pos);
-        memcpy(&new_column_pos, newrec + column->offset + size_length,
+        memcpy((void*) &new_column_pos, newrec + column->offset + size_length,
                sizeof(old_column_pos));
       }
       break;
diff --git a/storage/maria/ma_dynrec.c b/storage/maria/ma_dynrec.c
index b58ba9de1b8..c47da42b555 100644
--- a/storage/maria/ma_dynrec.c
+++ b/storage/maria/ma_dynrec.c
@@ -1594,9 +1594,8 @@ my_bool _ma_cmp_dynamic_record(register MARIA_HA *info,
   MARIA_BLOCK_INFO block_info;
   my_bool error= 1;
   size_t buffer_length;
-  LINT_INIT(buffer_length);
-
   DBUG_ENTER("_ma_cmp_dynamic_record");
+  LINT_INIT(buffer_length);
 
   if (info->opt_flag & WRITE_CACHE_USED)
   {
diff --git a/storage/maria/ma_unique.c b/storage/maria/ma_unique.c
index ef7aec86834..fd823f7b52d 100644
--- a/storage/maria/ma_unique.c
+++ b/storage/maria/ma_unique.c
@@ -135,7 +135,7 @@ ha_checksum _ma_unique_hash(MARIA_UNIQUEDEF *def, const uchar *record)
     else if (keyseg->flag & HA_BLOB_PART)
     {
       uint tmp_length= _ma_calc_blob_length(keyseg->bit_start,pos);
-      memcpy(&pos,pos+keyseg->bit_start,sizeof(char*));
+      memcpy((void*) &pos,pos+keyseg->bit_start,sizeof(char*));
       if (!length || length > tmp_length)
 	length=tmp_length;			/* The whole blob */
     }
@@ -231,8 +231,8 @@ my_bool _ma_unique_comp(MARIA_UNIQUEDEF *def, const uchar *a, const uchar *b,
         set_if_smaller(a_length, keyseg->length);
         set_if_smaller(b_length, keyseg->length);
       }
-      memcpy(&pos_a, pos_a+keyseg->bit_start, sizeof(char*));
-      memcpy(&pos_b, pos_b+keyseg->bit_start, sizeof(char*));
+      memcpy((void*) &pos_a, pos_a+keyseg->bit_start, sizeof(char*));
+      memcpy((void*) &pos_b, pos_b+keyseg->bit_start, sizeof(char*));
     }
     if (type == HA_KEYTYPE_TEXT || type == HA_KEYTYPE_VARTEXT1 ||
         type == HA_KEYTYPE_VARTEXT2)