From 3a5e8c93840e61b0a6d8ae83ebf18f84505aea0f Mon Sep 17 00:00:00 2001
From: Howard Hinnant <howard.hinnant@gmail.com>
Date: Mon, 30 Oct 2017 13:48:09 -0400
Subject: [PATCH] Silence clang warning

---
 include/date/tz.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/date/tz.h b/include/date/tz.h
index 92dbe37..9c3f8da 100644
--- a/include/date/tz.h
+++ b/include/date/tz.h
@@ -58,9 +58,18 @@
 #  endif
 #endif
 
+#ifdef __clang__
+# pragma clang diagnostic push
+# pragma clang diagnostic ignored "-Wconstant-logical-operand"
+#endif
+
 static_assert(!(USE_OS_TZDB && HAS_REMOTE_API),
               "USE_OS_TZDB and HAS_REMOTE_API can not be used together");
 
+#ifdef __clang__
+# pragma clang diagnostic pop
+#endif
+
 #ifndef AUTO_DOWNLOAD
 #  define AUTO_DOWNLOAD HAS_REMOTE_API
 #endif