tce-load -i compiletc meson

wget https://github.com/raspberrypi/libpisp/releases/download/v1.0.6/libpisp-1.0.6.tar.xz

cd libpisp-1.0.6

mkdir build
cd build

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" meson --prefix=/usr/local --localstatedir=/var --buildtype=plain

[-fno-exceptions fails]

ninja [0m 50.08s]
sudo ninja install

libpisp 1.0.6

  Subprojects
    nlohmann_json: YES

  User defined options
    buildtype    : plain
    localstatedir: /var
    prefix       : /usr/local