From 8a9b43fee0fac2708139be097a3f03c4a00b5627 Mon Sep 17 00:00:00 2001
From: Masamichi Takagi <masamichi.takagi@riken.jp>
Date: Wed, 17 Feb 2021 15:49:34 +0900
Subject: [PATCH] cmake: add -Wno-stringop-truncation

Change-Id: I43d9ba731d0feaf8934d2724ff98072df88a902d
---
 CMakeLists.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8dc37a23..1e84631f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,6 +41,11 @@ if(IMPLICIT_FALLTHROUGH)
 	set(EXTRA_WARNINGS "-Wno-implicit-fallthrough")
 endif(IMPLICIT_FALLTHROUGH)
 
+CHECK_C_COMPILER_FLAG(-Wno-stringop-truncation STRINGOP_TRUNCATION)
+if(STRINGOP_TRUNCATION)
+	list(APPEND EXTRA_WARNINGS "-Wno-stringop-truncation")
+endif(STRINGOP_TRUNCATION)
+
 # build options
 set(CFLAGS_WARNING "-Wall" "-Wextra" "-Wno-unused-parameter" "-Wno-sign-compare" "-Wno-unused-function" ${EXTRA_WARNINGS} CACHE STRING "Warning flags")
 add_compile_options(${CFLAGS_WARNING})