From 823f754806a6ea57cc4c4604f0f14e7ddb75e069 Mon Sep 17 00:00:00 2001
From: James Cherry <cherry@parallaxsw.com>
Date: Sun, 3 May 2020 19:33:27 -0700
Subject: [PATCH] comment

---
 include/sta/ArrayTable.hh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/sta/ArrayTable.hh b/include/sta/ArrayTable.hh
index 3e08ab2d..1ef5f70d 100644
--- a/include/sta/ArrayTable.hh
+++ b/include/sta/ArrayTable.hh
@@ -55,6 +55,7 @@ private:
   BlockIdx free_block_idx_;
   // Index of next free object in free_block_idx_.
   ObjectIdx free_idx_;
+  // Don't use std::vector so growing blocks_ can be thread safe.
   size_t blocks_size_;
   size_t blocks_capacity_;
   ArrayBlock<TYPE>* *blocks_;