RUN wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -
RUNecho deb http://apt.llvm.org/bionic/ llvm-toolchain-bionic-10 main | tee /etc/apt/sources.list.d/llvm.list
# Manually install the kernel.org "Crosstool" based toolchains for gcc-7.3
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-aarch64-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-arm-linux-gnueabi.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-i386-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-m68k-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-mips-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-microblaze-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-nios2-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-powerpc-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-riscv32-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-riscv64-linux.tar.xz | tar -C /opt -xJ
RUN wget -O - https://mirrors.edge.kernel.org/pub/tools/crosstool/files/bin/x86_64/9.2.0/x86_64-gcc-9.2.0-nolibc-sh2-linux.tar.xz | tar -C /opt -xJ
# Manually install other toolchains
RUN wget -O - https://github.com/foss-xtensa/toolchain/releases/download/2018.02/x86_64-2018.02-xtensa-dc233c-elf.tar.gz | tar -C /opt -xz
RUN wget -O - https://github.com/foss-for-synopsys-dwc-arc-processors/toolchain/releases/download/arc-2019.09-release/arc_gnu_2019.09_prebuilt_uclibc_le_archs_linux_install.tar.gz | tar --no-same-owner -C /opt -xz
RUN wget -O - https://github.com/vincentzwc/prebuilt-nds32-toolchain/releases/download/20180521/nds32le-linux-glibc-v3-upstream.tar.gz | tar -C /opt -xz