[settings] os=Linux arch=x86_64 compiler=clang compiler.version=18 compiler.libcxx=libc++ #compiler.libcxx=libstdc++11 build_type=Release [options] [buildenv] CC=clang-18 CXX=clang++-18 CFLAGS=-flto CXXFLAGS=-flto -stdlib=libc++ [conf] tools.build:cxxflags=["-flto", "-stdlib=libc++"] tools.build:compiler_executables={"c": "clang-18","cpp": "clang++-18"}