etcfiles/portage/make.conf.flags

# vim: ft=gentoo-make-conf:cc=80:

_MARCH=native


_SAFEST_FAST_MATH="-fno-math-errno -fno-trapping-math"

_UNSAFE_MATH="-fno-signed-zeros -fassociative-math -freciprocal-math"

_FAST_MATH="-fno-math-errno -ffinite-math-only -fno-rounding-math"

_MATH_FLAGS="${_SAFEST_FAST_MATH} ${_FAST_MATH} ${_UNSAFE_MATH}"


_F_OPTIMIZE="-falign-functions=32 -ftree-vectorize -funroll-loops"

_SAFE_FLAGS="-march=${_MARCH} -O3 -flto -fPIC ${_F_OPTIMIZE}"
_OPT="${_SAFE_FLAGS} ${_MATH_FLAGS}"


_SECURITY_STACK="-fstack-protector-all -fstack-protector-strong
-fstack-clash-protection"
_SECURITY="${_SECURITY_STACK} -fPIE -fcf-protection -D_FORTIFY_SOURCE=2 ${_HARDENING_CFLAGS}"
_LD_SECURITY="-Wl,-z,now -Wl,-z,relro ${_HARDENING_LDFLAGS}"

_MUSL_FLAGS="-D_LARGEFILE64_SOURCE"



_RUST_STATIC="-Ctarget-feature=-crt-static"
#_RUST_STATIC="${_RUST_STATIC} -Clink-self-contained=yes"
_RUST_OPT="-Ctarget-cpu=${_MARCH} -Copt-level=3"
_RUST_LINK="--defsym=__dm9pZCAq_binary__=0x0c,-O4,--as-needed,-z,now,-z,relro"

RUSTFLAGS="${RUSTFLAGS} -Clink-args=-Wl,${_RUST_LINK} ${_RUST_OPT} ${_RUST_STATIC}"
COMMON_FLAGS="${COMMON_FLAGS} -pipe ${_OPT} ${_SECURITY} ${_MUSL_FLAGS} "
LDFLAGS="${LDFLAGS} -Wl,-O4 -Wl,--as-needed ${_LD_SECURITY}"
#ECARGO_EXTRA_ARGS="--target=x86_64-unknown-linux-musl"