From 4693e81c0271b76292bcb8455824e01ee0f7ba50 Mon Sep 17 00:00:00 2001
From: Henner Zeller <h.zeller@acm.org>
Date: Sat, 30 Jul 2022 10:17:58 -0700
Subject: [PATCH] Avoid array-comparison warning.

---
 src/common/container.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/common/container.h b/src/common/container.h
index 8122fca..098a1c2 100644
--- a/src/common/container.h
+++ b/src/common/container.h
@@ -74,7 +74,8 @@ class FixedArray {
 
  private:
   void CopyFrom(const FixedArray<T, N, IDX> &other) {
-    if (data_ != other.data_) memcpy(data_, other.data_, sizeof(data_));
+    // Unary + to decay array to pointer and avoid array-comparison warning.
+    if (+data_ != +other.data_) memcpy(data_, other.data_, sizeof(data_));
   }
 
   T data_[N];