Re: Bare metal ARM Cross compiler for arm-none-eabi target without libunwind?

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On 03/28/2012 12:26 PM, Fredrik Hederstierna wrote:
I've been investigating the libgcc sources, what do you think of something alike this solution

Today in "gcc/libgcc/Makefile.in" its filtered on which functions that should be compiled with unwind-info:

   # These might cause a divide overflow trap and so are compiled with
   # unwinder info.
   LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4

What if this could be overridden by configuration option?

In addition to that it would be nice if the target configuration can override this also.

--
Sebastian Huber, embedded brains GmbH

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