From 7227167b387c38de56f8126f6c2fa13dc8b46e3a Mon Sep 17 00:00:00 2001
From: Simon Fels <morphis@gravedo.de>
Date: Sat, 23 Jun 2018 16:03:54 +0200
Subject: [PATCH] backtrace-cpp: implement a better fix for implicit case
 fallthrough

---
 external/backtrace-cpp/CMakeLists.txt | 2 +-
 external/backtrace-cpp/backward.hpp   | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/external/backtrace-cpp/CMakeLists.txt b/external/backtrace-cpp/CMakeLists.txt
index 91057580..b31bb8c3 100644
--- a/external/backtrace-cpp/CMakeLists.txt
+++ b/external/backtrace-cpp/CMakeLists.txt
@@ -38,7 +38,7 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_COMPILER_IS_GNUCXX)
 endif()
 
 # ANBOX: allow old-style casts
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=old-style-cast -Wno-error=switch-default -Wno-error=implicit-fallthrough")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-error=old-style-cast -Wno-error=switch-default")
 
 ###############################################################################
 # BACKWARD OBJECT
diff --git a/external/backtrace-cpp/backward.hpp b/external/backtrace-cpp/backward.hpp
index 37be193e..fd040679 100644
--- a/external/backtrace-cpp/backward.hpp
+++ b/external/backtrace-cpp/backward.hpp
@@ -1391,6 +1391,7 @@ private:
 					if (die_has_pc(die, pc)) {
 						return result;
 					}
+					/* fall through */
 				default:
 					bool declaration = false;
 					Dwarf_Attribute attr_mem;
-- 
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