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# conda-forge's R package doesn't define C++20 compiler settings, even though
# its compiler supports C++20; define the flags to get the docs build to work
CXX20 = $(CXX17)
CXX20FLAGS = $(CXX17FLAGS)
CXX20PICFLAGS = $(CXX17PICFLAGS)
CXX20STD = -std=gnu++20
