From 433785dc64fd60276f3a029c84835555280b8411 Mon Sep 17 00:00:00 2001
From: gabime <gmelman1@gmail.com>
Date: Thu, 5 Sep 2019 01:12:27 +0300
Subject: [PATCH] fix warnings and build

---
 include/spdlog/details/backtracer.h     | 2 +-
 include/spdlog/details/circular_q.h     | 2 +-
 include/spdlog/details/log_msg_buffer.h | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/spdlog/details/backtracer.h b/include/spdlog/details/backtracer.h
index f675d03e..2dab7aff 100644
--- a/include/spdlog/details/backtracer.h
+++ b/include/spdlog/details/backtracer.h
@@ -63,7 +63,7 @@ namespace spdlog {
                 return enabled_.load(std::memory_order_relaxed);
             }
 
-            operator bool() const
+            explicit operator bool() const
             {
                 return enabled();
             }
diff --git a/include/spdlog/details/circular_q.h b/include/spdlog/details/circular_q.h
index 77170eb7..d2eeb021 100644
--- a/include/spdlog/details/circular_q.h
+++ b/include/spdlog/details/circular_q.h
@@ -35,7 +35,7 @@ namespace spdlog {
 
             // move cannot be default,
             // since we need to reset head_, tail_, etc to zero in the moved object
-            circular_q(circular_q&& other) SPDLOG_NOEXCEPT:
+            circular_q(circular_q&& other) SPDLOG_NOEXCEPT
             {
                 copy_moveable(std::move(other));
             }
diff --git a/include/spdlog/details/log_msg_buffer.h b/include/spdlog/details/log_msg_buffer.h
index 9f77d5ce..e23f28e8 100644
--- a/include/spdlog/details/log_msg_buffer.h
+++ b/include/spdlog/details/log_msg_buffer.h
@@ -47,10 +47,10 @@ public:
         update_string_views();
     }
 
-    log_msg_buffer &operator=(log_msg_buffer &other)
+    log_msg_buffer &operator=(const log_msg_buffer &other)
     {
         log_msg::operator=(other);
-        buffer.append(other.buffer.begin(), other.buffer.end());
+        buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size());
         update_string_views();
         return *this;
     }