TensorFlow build from source on Gentoo

build.sh

#!/bin/bash
mkdir ~/src/tf
cd ~/src/tf
git clone --recursive https://github.com/tensorflow/tensorflow.git
git clone --recursive https://github.com/bazelbuild/bazel.git #not needed. there is baselisk in portage


### THIS HAS TO BE CLEANED

emerge  dev-build/bazelisk
sw1 /mnt/wd/smooker/src/tf/tensorflow # cat /etc/portage/package.use/cuda.use 
dev-util/nvidia-cuda-toolkit examples nsight debugger profiler sanitizer
emerge dev-libs/cudnn #not needed


sw1 /mnt/wd/smooker/src/tf/tensorflow # cat /etc/portage/package.license 
www-client/google-chrome google-chrome
www-client/google-chrome-beta google-chrome
www-client/google-chrome-unstable google-chrome
www-client/vivaldi Vivaldi
media-libs/faac MPEG-4
sys-kernel/linux-firmware @BINARY-REDISTRIBUTABLE
dev-util/nvidia-cuda-toolkit NVIDIA-CUDA 
dev-libs/cudnn NVIDIA-cuDNN

wget -c "https://developer.download.nvidia.com/compute/machine-learning/tensorrt/secure/8.6.1/tars/TensorRT-8.6.1.6.Linux.x86_64-gnu.cuda-12.0.tar.gz?iUUqJ2rNWX88YwbVyz1pGyqTEHMOPKaWi9EeXpXCGdPCPOxqLaRiRDif4gCMGjOvA3To_pfTRbPQWpi6usn_4uSSP
SOfEpumMBcgi09GPtqoLD7nIlcryU6hSup3g_gUCnZ0COlvEmc4GvPD-hJj9anLgdYqDgGtdPcvVktc5qOw3Tyni73AEfOXMiX-uv0eJPnLCl6nWUQurbPislBP0u4GRXuu&t=eyJscyI6ImdzZW8iLCJsc2QiOiJodHRwczovL3d3dy5nb29nbGUuY29tLyJ9"

tar xf ....

wget https://developer.download.nvidia.com/compute/cudnn/redist/cudnn/linux-x86_64/cudnn-linux-x86_64-9.0.0.312_cuda12-archive.tar.xz

tar xf ...

sf1 /home/smooker/src/tf/cudnn-linux-x86_64-9.0.0.312_cuda12-archive # cp -rav ./include/* /opt/cuda/include/