Georg Lay <a...@gjlay.de> writes: > Moreover, there will be a problem because the C function that actually > implements my_record_switches must return a string starting with '-', > there is no way to return "" or NULL to indicate that the function won't > produce anything.
I would consider writing something like -frecorded-gcc-switches=%(cc1_options) to override the default behaviour. It seems to me that it should be possible to get to where you want, although it might be a little painful to get it all correct. Ian