Hi Marc, > I can ask for a better description of "pure" in the GCC manual.
Yes, please. > Anyway, the function gl_linked_iterator_from_to in Gnulib should > probably be fixed independently by adding the "pure" attribute so that > the code is compilable with -Werror -Wall -Wextra. I don't think it's independent: The GCC people could decide to change their implementation, not the documentation, regarding attribute 'pure'. I would prefer to wait for what the GCC people decide. Bruno