build.sh

gistfile1.txt

#!/bin/bash -e

export CC=gcc
export CXX=g++

cat <<'CPUDOC' | $CC -std=gnu99 -o "testcpu" -xc -
#include <stdio.h>
#define D(x) __builtin_cpu_supports((x))?(x)
int main(){puts(D("avx2"):D("sse4.1"):"fail");}
CPUDOC

if [ "$(./testcpu)" = "fail" ]; then
    echo "CPU is not supported"
    exit 1
fi

mkdir build
cd build
cmake -DCMAKE_INSTALL_PREFIX="${PREFIX}" -DHAVE_TESTS=0 -DHAVE_MPI=0 -DHAVE_SSE4_1=1 -DVERSION_OVERRIDE="${PKG_VERSION}" ..

make -j 2
make install