Re: [avr-gcc-list] avr-g++ and exceptions

[Rolf Magnus]

On Wednesday 30 August 2006 17:08, Joerg Wunsch wrote:
> Rolf Magnus <address@hidden> wrote:
> > - the gcc-except-table is needed at runtime. Since it has its own
> > section, it doesn't get copied to flash and then at runtime loaded
> > to RAM, like the section .data does. I tried to find a way to do it,
> > but it still doesn't work. I'm just not good enough with linker
> > scripts and that stuff.
>
> It needs to be placed between the __data_start and __data_end symbols
> in the linker script for this to happen.

How do I ensure that the program will use the right address at runtime?

> What's the exact name of the section?

.gcc_except_table

> > - the built-in setjmp/longjmp functions seem to be used instead of
> > the ones provided by avr-libc. No idea if this is actually a
> > problem.
>
> That might be a problem.  Is there an option to override this?

Yes, but I got an error building the compiler when I tried that option.