环境
$cat /etc/os-release
NAME="Ubuntu"
VERSION="18.04.6 LTS (Bionic Beaver)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 18.04.6 LTS"
VERSION_ID="18.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=bionic
UBUNTU_CODENAME=bionic
交叉编译工具链
标签：yocto,18.04,URL,编译,VERSION,https,ubuntu,libsdl,ID From： https://blog.csdn.net/m0_37132481/article/details/145072566$echo $CC
aarch64-oe-linux-gcc -march=armv8-a+crc -fstack-protector-strong -pie -fPIE -D_FORTIFY_SOURCE=2 -Wa,--noexecstack -Wformat -Wformat-security -Werror=format-security --sysroot=/home/builder/usr/local/rb-debug-x86_64/sysroots/aarch64-oe-linux$echo $CXX