g++升级
sudo yum install centos-release-scl
sudo yum install devtoolset-8
scl enable devtoolset-8 bash
g++ --version
vim ~/.bashrc
source scl_source enable devtoolset-8
source ~/.bashrc
cmake 升级
yum install -y epel-release
yum install -y cmake3
[root@c82537865a3c /]# cmake3 --version
cmake3 version 3.17.5
wget https://github.com/LAStools/LAStools/archive/refs/tags/v2.0.2.tar.gz
tar -zxvf v2.0.2.tar.gz
cd LAStools-2.0.2/
cmake3 . -DBUILD_SHARED_LIBS=ON
make -j8
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