fix windows embedded

libmysqld/CMakeLists.txt

@@ -144,7 +144,8 @@ SET(LIBMYSQLD_SOURCES emb_qcache.cc libmysqld.c lib_sql.cc
            ../sql/multi_range_read.cc
            ../sql/opt_index_cond_pushdown.cc
            ../sql/opt_subselect.cc
-	   ../sql/create_options.cc
+           ../sql/create_options.cc
+           ../sql/sql_expression_cache.cc
            ${GEN_SOURCES}
            ${LIB_SOURCES})
 

sql/sql_expression_cache.cc

@@ -114,10 +114,8 @@ void Expression_cache_tmptable::init()
   field_counter=1;
 
   if (cache_table->alloc_keys(1) ||
-      (cache_table->add_tmp_key(0, items.elements - 1,
-                                &field_enumerator,
-                                (uchar*)&field_counter,
-                                TRUE) < 0) ||
+      cache_table->add_tmp_key(0, items.elements - 1, &field_enumerator,
+                                (uchar*)&field_counter, TRUE) ||
       ref.tmp_table_index_lookup_init(table_thd, cache_table->key_info, it,
                                       TRUE))
   {