[Ohrrpgce] [ohrrpgce:bugs] #2017 When Android port is compiled with debug=0 battles crash the whole app at the end of any attack

[Simon Bradley]

Buzz Aldrin?

(Yeah, I'm still on this list. :) I dread to think how long it is since I
last did any work on the project.)

On 26 January 2016 at 11:14, TeeEmCee <teeemcee at users.sf.net> wrote:

> Wonferful. You ovelooked this line in the log:
> 01-25 08:19:39.838 200 200 F DEBUG : signal 7 (SIGBUS), code 1
> (BUS_ADRALN), fault addr 0x9fc7106a
>
> BUS_ADRALN clearly means misaligned address.
>
> Funny, as soon as I read that this was related to attacks I guessed this
> had to do with the animation stack. On a little inspection, it's obvious
> what the problem is: the stack contains a mix of 32 bit and 16 bit values,
> leading to misalignment (until only a few months ago it only had 16 bit
> values). I'm not sure why it doesn't crash with debug=2, but it might be
> that temporarily storing the pointer in another variable causes different
> instructions to be emitted which can tolerate unaligned access.
>
> Anyway the solution is easy: I replaced each popw/pushw with popdw/pushdw,
> and simplified the stack code. But I managed to break battles.Can't figure
> out what I've done wrong, will try again later.
> ------------------------------
>
> * [bugs:#2017] <http://sourceforge.net/p/ohrrpgce/bugs/2017/> When Android
> port is compiled with debug=0 battles crash the whole app at the end of any
> attack*
>
> *Status:* open
> *Milestone:* OHRRPGCE
> *Created:* Sun Jan 24, 2016 04:22 AM UTC by Bob the Hamster
> *Last Updated:* Mon Jan 25, 2016 04:23 PM UTC
> *Owner:* nobody
>
> The Wobbler noticed a serious bug in the Android port. It seems that when
> it is compiled with debug=0 the battles always crash at the end of the
> first attack.
>
> I have no idea why this is happening, but I temporarily went back to
> compiling with debug=2 for Android games that use the battle system until
> we figure out what is going on.
>
> Here is a copy of Wandering Hamster build with debug=0 that reproduces the
> crash http://hamsterrepublic.com/tmp/wandering-hamster-crash.apk
> ------------------------------
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