On Fri, Oct 11, 2013 at 2:39 PM, Brooks Moses <bmo...@google.com> wrote: > I'm trying to reproduce a test failure outside the Dejagnu testsuite, > and I noticed that the file I'm trying to recompile is linked with a > gcc_tg.o file. Based on the missing-symbol errors I get when I don't > include it, it seems to provide things like __wrap_main and so forth. > > Where on earth does this gcc_tg.o file come from? I'm completely lost > here -- I can't find any log that indicates it getting built, or any > reference to "gcc_tg" in the source tree. And web-searching is no > help either; the only reference I found was someone else saying they > didn't know where it came from.
It comes from dejagnu and only when needs_status_wrapper is set to 1 in your board file like I have for a bare metal board: set_board_info needs_status_wrapper 1 dejagnu calls build_wrapper inside /usr/share/dejagnu/libgloss.exp which does the building and the setting up the wrapping feature. Thanks, Andrew Pinski > > Thanks for any enlightenment, > - Brooks
