> -----Original Message----- > From: Joel Sherrill > Sent: Friday, May 31, 2019 3:40 PM > To: Morgan, Keith S > Cc: Jeff Mayes > > The profile and debug options of the old external user Makefile system > don't work. You can't build RTEMS libraries with debug (e.g. _g) or > profiling (_p) variants. > > An _g library would just mean the debug information is included and by > default every file is built with -g. It is in each BSP's .cfg file for > compiler flags. So "debug" doesn't make sense anymore. > > When you build RTEMS, you can --enable-rtems-debug which turns on some > internal consistency checks in RTEMS but that's usually not helpful unless > you are debugging RTEMS or something really bizarre happening. > > FWIW my favorite newly learned gcc option is "-Og" which enables all > optimizations which do not negatively impact debugging. It really improves > the situation where stepping through code jumps around. I have been locally > changing -O2 to -Og when debugging things. > > --joel
_______________________________________________ users mailing list users@rtems.org http://lists.rtems.org/mailman/listinfo/users
