% cat foo.cpp using namespace bar;
by the way, if it may help, bypassing the foo.ii steps and directly doing a "g++ -g -c foo.cpp" declares this line (or whatever) to be declared in "<built-in>"
% cat foo.cpp using namespace bar;
by the way, if it may help, bypassing the foo.ii steps and directly doing a "g++ -g -c foo.cpp" declares this line (or whatever) to be declared in "<built-in>"