install_env_gcc_x86_64.sh

#!/bin/bash
yum install -y epel-release
yum install -y ccache python3
yum install -y bzip2 wget git gcc-c++ libstdc++-static byacc flex automake libtool binutils-devel bison ncurses-devel make mlocate unzip patch which vim-common redhat-lsb-core zip libcurl-devel updatedb
yum -y clean all
rm -rf /var/cache/yum
mkdir -p /var/local/gcc

for i in {1..100};do
    timeout 60 curl -fsSL -o /tmp/gcc.tar.gz $1/gcc-$2.tar.gz && break || sleep 60
done

tar -xzf /tmp/gcc.tar.gz -C /var/local/gcc --strip-components=1
cd /var/local/gcc
sed -i 's/ftp:\/\/gcc.gnu.org\/pub\/gcc\/infrastructure\//http:\/\/mirror.linux-ia64.org\/gnu\/gcc\/infrastructure\//g' contrib/download_prerequisites
./contrib/download_prerequisites
./configure --disable-multilib --enable-languages=c,c++ --prefix=/usr
make -j$(($(nproc) / 4 + 1)) && make install
rm -rf /var/local/gcc
rm -f /tmp/gcc.tar.gz