clang++ -std=c++1y -Iinclude -o testsuite/evaluation testsuite/evaluation.cpp
Undefined symbols for architecture x86_64:
"Catch::SectionInfo::SectionInfo(Catch::SourceLineInfo const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)", referenced from:
____C_A_T_C_H____T_E_S_T____25() in evaluation-35db98.o
"Catch::ResultBuilder::endExpression()", referenced from: