COMMON_FLAGS="-O2 -pipe -march=native -flto=full"

CFLAGS="${COMMON_FLAGS}"
CXXFLAGS="${COMMON_FLAGS}"
FCFLAGS="${COMMON_FLAGS}"
FFLAGS="${COMMON_FLAGS}"

CC="clang"
CXX="clang++"

AR="llvm-ar"
AS="clang -c"
CPP="clang-cpp"
NM="llvm-nm"
STRIP="llvm-strip"
RANLIB="llvm-ranlib"
OBJCOPY="llvm-objcopy"
STRINGS="llvm-strings"
OBJDUMP="llvm-objdump"
READELF="llvm-readelf"
ADDR2LINE="llvm-addr2line"

LD="ld.lld"

LDFLAGS="-Wl,--as-needed -rtlib=compiler-rt -unwindlib=libunwind -fuse-ld=lld -flto"

USE="clang llvm-libunwind"