From a32cea24fd89705cccb555f49469be0d61dcd4ed Mon Sep 17 00:00:00 2001
From: steven lunt <steven.lunt@tradeweb.com>
Date: Tue, 18 May 2021 19:24:44 -0400
Subject: [PATCH] Revert "remove constexpr on level_string_views to fix
 compilation on C++17 from addition of set_string_view"

This reverts commit ac3e26b0ffeffe1f9b030fabdfcb124dc878480e.
---
 include/spdlog/common-inl.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/spdlog/common-inl.h b/include/spdlog/common-inl.h
index d0c85c6b..84e5cf41 100644
--- a/include/spdlog/common-inl.h
+++ b/include/spdlog/common-inl.h
@@ -13,6 +13,9 @@
 namespace spdlog {
 namespace level {
 
+#if __cplusplus >= 201703L
+constexpr
+#endif
 static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES;
 
 static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES;