Fix a warning on array of size 0 under Windows

And better document new reality.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

diff --git a/src/tt.h b/src/tt.h
index c8f7d548fbda4a663fec02014fba347cf2d79ab6..5b83399b85c9093511f229b0bf853bf4e5120051 100644 (file)
--- a/src/tt.h
+++ b/src/tt.h
@@ -83,12 +83,12 @@ private:
 const int ClusterSize = 4;
 
 /// Each group of ClusterSize number of TTEntry form a TTCluster
-/// that is indexed by a single position key. Cluster is padded
-/// to a cache line size so to guarantee always aligned accesses.
+/// that is indexed by a single position key. TTCluster size must
+//  be not bigger then a cache line size, in case it is less then
+/// it should be padded to guarantee always aligned accesses.
 
 struct TTCluster {
   TTEntry data[ClusterSize];
-  char cache_line_padding[64 - sizeof(TTEntry[ClusterSize])];
 };