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

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++

cd SVT-AV1-v3.1.2

mkdir build
cd build

cmake -LAH -DCMAKE_CXX_COMPILER=/usr/local/bin/clang++ -DCMAKE_C_COMPILER=/usr/local/bin/clang -DCMAKE_C_FLAGS_RELEASE="-march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -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 -Wno-dev -G Ninja ../

[gcc build fails]

remove -flto=thin from ninja.build

ninja [8m 0.72s]
sudo ninja install

CMake Warning at CMakeLists.txt:44 (message):
  32-bit is not supported

/usr/local/bin/ld: Source/Lib/Globals/CMakeFiles/GLOBALS.dir/enc_settings.c.o (symbol from plugin): Number of symbols in input file has increased from 0 to 1