lib_1_src2.cpp

#include <doctest/doctest.h>
DOCTEST_MAKE_STD_HEADERS_CLEAN_FROM_WARNINGS_ON_WALL_BEGIN
#include <cstdio>
DOCTEST_MAKE_STD_HEADERS_CLEAN_FROM_WARNINGS_ON_WALL_END

TEST_CASE("asd") { printf("hello from <lib_1_src2.cpp>\n"); }