1.include <src.opts.mk> 2 3PACKAGE= clibs 4SRCDIR= ${SRCTOP}/contrib/llvm-project/libcxx 5 6LIB= c++experimental 7NO_PIC= 8 9.PATH: ${SRCDIR}/src 10 11SRCS+= experimental/keep.cpp 12 13WARNS?= 0 14CXXFLAGS+= ${PICFLAG} 15CFLAGS+= -isystem ${.CURDIR}/../libc++ 16CXXFLAGS+= -isystem ${SRCDIR}/include 17CXXFLAGS+= -nostdinc++ 18CXXFLAGS+= -nostdlib 19CXXFLAGS+= -D_LIBCPP_BUILDING_LIBRARY 20CXXFLAGS+= -DLIBCXXRT 21CXXSTD?= c++20 22 23.include <bsd.lib.mk> 24