Increase cmake, cxx versions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f16fb096f953ad2b3d3837a2f90e1265f146665a..d1d68b4d7fb88aaca9e9c1d2fdbcc714c0903c83 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,13 +2,14 @@
 #
 # SPDX-License-Identifier: GPL-3.0-only
 
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.8)
 project(rrts)
 
 #set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
 #set (CMAKE_LINKER_FLAGS "${CMAKE_LINKER_FLAGS_DEBUG} -fno-omit-frame-pointer -fsanitize=address")
 
 set(CMAKE_CXX_STANDARD 17)
+add_compile_options(-O2)
 # Require compiler version (g++ >= 7 tested)
 if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7)
        message(FATAL_ERROR "GCC version must be at least 7!")