Fails to build on linux about inicpp HOT 2 CLOSED

[berocs@bns-kharselim inicpp]$ head -n 10 include/inicpp/types.h 
#ifndef INICPP_TYPES_H
#define INICPP_TYPES_H

#include <stdexcept>
#include <string>
#include <type_traits>
#include <variant>
#include <stdint.h>

[berocs@bns-kharselim build]$ cmake ..
CMake Deprecation Warning at CMakeLists.txt:1 (cmake_minimum_required):
  Compatibility with CMake < 3.5 will be removed from a future version of
  CMake.

  Update the VERSION argument <min> value or use a ...<max> suffix to tell
  CMake that the project does not need compatibility with older versions.


-- Configuring done (0.0s)
-- Generating done (0.0s)
-- Build files have been written to: /home/berocs/git/inicpp/build
[berocs@bns-kharselim build]$ make
[ 11%] Building CXX object CMakeFiles/inicpp.dir/src/config.cpp.o
[ 22%] Building CXX object CMakeFiles/inicpp.dir/src/option.cpp.o
[ 33%] Building CXX object CMakeFiles/inicpp.dir/src/option_schema.cpp.o
[ 44%] Building CXX object CMakeFiles/inicpp.dir/src/parser.cpp.o
[ 55%] Building CXX object CMakeFiles/inicpp.dir/src/schema.cpp.o
[ 66%] Building CXX object CMakeFiles/inicpp.dir/src/section.cpp.o
[ 77%] Building CXX object CMakeFiles/inicpp.dir/src/section_schema.cpp.o
[ 88%] Building CXX object CMakeFiles/inicpp.dir/src/string_utils.cpp.o
[100%] Linking CXX static library libinicpp.a
[100%] Built target inicpp