From e8bd70f273cae93395d733a0cb07c428a3a3df58 Mon Sep 17 00:00:00 2001
From: Xiping Yan <xiping.yan@intel.com>
Date: Thu, 7 Jul 2022 02:02:04 +0000
Subject: [PATCH] Add build flag for GCC. (#12017)

Some compiler flags restrict the compiler from making arbitrary decisions while handling undefined C/C++ behaviors.

Therefore they can be used to fix some issues caused by undefined behavior.

Signed-off-by: Yan, Xiping <xiping.yan@intel.com>

Co-authored-by: Chen Peter <peter.chen@intel.com>
---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 14b45fab3c7..f570d4246c7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,6 +17,10 @@ if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE "Release" CACHE STRING "CMake build type" FORCE)
 endif()
 
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    add_compile_options(-fno-strict-overflow -fno-delete-null-pointer-checks -fwrapv)
+endif()
+
 find_package(IEDevScripts REQUIRED
              PATHS "${OpenVINO_SOURCE_DIR}/cmake/developer_package"
              NO_CMAKE_FIND_ROOT_PATH