riscv64-linux-gnu-c++

for riscv64-linux-gnu

Arch Arch Linux
RUN pacman -S --noconfirm riscv64-linux-gnu-gcc
Fedora
RUN dnf install -y gcc-c++-riscv64-linux-gnu
click the source code to copy install riscv64-linux-gnu-c++ on any operating system with command-not-found.com