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-rw-r--r--sql/mysqld.cc3
1 files changed, 3 insertions, 0 deletions
diff --git a/sql/mysqld.cc b/sql/mysqld.cc
index 0bf57d9543b..8aaaa434314 100644
--- a/sql/mysqld.cc
+++ b/sql/mysqld.cc
@@ -9269,6 +9269,9 @@ mysql_getopt_value(const char *name, uint length,
return (uchar**) &key_cache->changed_blocks_hash_size;
}
}
+ /* We return in all cases above. Let us silence -Wimplicit-fallthrough */
+ DBUG_ASSERT(0);
+ /* fall through */
#ifdef HAVE_REPLICATION
case OPT_REPLICATE_DO_DB:
case OPT_REPLICATE_DO_TABLE: