GNU-based toolchains

You will find examples how this toolchain is used on particular machines on the page Reference Configurations for some machines.

OpenMP and OpenMP offloading

CC=gcc CXX=g++ ./configure --with-multithreading=omp --with-gpu=omp CFLAGS="-O3 -W -Wall -Wno-attributes -fopenmp -foffload=nvptx-none -march=native" CXXFLAGS="-std=c++20 -O3 -W -Wall -Wno-attributes -fopenmp -foffload=nvptx-none -march=native" LDFLAGS="-fopenmp -foffload=nvptx-none -march=native -mtune=native"