http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49152
--- Comment #31 from Manuel López-Ibáñez <manu at gcc dot gnu.org> 2012-04-02 08:16:52 UTC --- (In reply to comment #30) > (In reply to comment #26) > > The caret is not a solution to this problem, because what Gabriel wants is > > to > > not reconstruct expressions ONLY when the caret is shown, but he has said in > > the past that the caret should default to OFF to not change the current > > output > > for IDEs and other software parsing the output of gcc like emacs, so we are > > back to printing the monsters mentioned above by default. > > I think I've said before that caret should default to on when the output is a > terminal. > Well, that is reassuring. Then, will we still pretty-print expressions in diagnostics once we have the caret? Is there a GCC way to detect that the output is a terminal?