CFLAGS="-march=broadwell -O2 -pipe"
CXXFLAGS="${CFLAGS}"
FCFLAGS="${CFLAGS}"
FFLAGS="${CFLAGS}"
CPU_FLAGS_X86="aes avx avx2 f16c fma3 mmx mmxext pclmul popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3"