bug#7952: 24.0.50; crash in find_interval

[Andreas Schwab]

Eli Zaretskii <eliz@gnu.org> writes:

> There's nothing in this code that modifies `tree' in any way.  (I even
> disassembled the code to make sure.)  So how come a non-NULL value
> becomes NULL here?

It isn't, otherwise you would get a crash.

> Since this value is passed in a register by the caller and kept in a
> register from the very beginning of the function, not even some
> missing GCPRO somewhere could explain this.  What am I missing?

Probably your toolchain is too old to be able to produce complete unwind
information.  Try setting a breakpoint at the abort line to get a better
picture.

Andreas.

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Andreas Schwab, schwab@linux-m68k.org
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