tce-load -i compiletc cmake ninja clang

wget https://gitlab.com/AOMediaCodec/SVT-AV1/-/archive/v3.1.2/SVT-AV1-v3.1.2.tar.gz

cd SVT-AV1-v3.1.2

sudo cp /tmp/tcloop/clang/usr/local/bin/clang-19 /usr/local/bin
cd /usr/local/bin
sudo ln -s clang-19 clang
sudo ln -s clang-19 clang++

mkdir build
cd build

cmake -LAH -DCMAKE_CXX_COMPILER=/usr/local/bin/clang++ -DCMAKE_C_COMPILER=/usr/local/bin/clang -DCMAKE_C_FLAGS_RELEASE="-flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -fno-exceptions -fno-rtti" -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Release -DCMAKE_VERBOSE_MAKEFILE=TRUE -D CMAKE_SKIP_INSTALL_RPATH=ON -DBUILD_SHARED_LIBS=ON -DENABLE_NEON_DOTPROD=OFF -DENABLE_NEON_I8MM=OFF -DENABLE_SVE=OFF -DENABLE_SVE2=OFF -Wno-dev -G Ninja ../

[gcc build fails]

ninja [1m 59.86s]
sudo ninja install