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Re: Garbage collector: Out of memory (w hen running AWT/SWING code on arm-l inux)
- From: "ffileppo" <ffileppo at libero dot it>
- To: "aph" <aph at redhat dot com>
- Cc: "java" <java at gcc dot gnu dot org>
- Date: Tue, 9 Sep 2008 11:30:35 +0200
- Subject: Re: Garbage collector: Out of memory (w hen running AWT/SWING code on arm-l inux)
> ffileppo wrote:
> >> ffileppo wrote:
> >>>> Hi guys,
> >>>>
> >>>> I'm getting the following error:
> >>>>
> >>>> GC Warning: Out of Memory! Returning NIL!
> >>>>
> >>>> when I try to run any AWT/SWING code compiled with arm-linux-gcj on my embedded box (PXA270 - 128MB Ram). (Other code just runs fine)
> >> I think I've found it. The unwinder is infinitely looping 'til it runs out
> >> of memory.
> >>
> >> Some library somewhere has probably has invalid unwind information.
> >>
> >> Add this line to _Jv_StackTrace::UnwindTraceFn in stacktrace.cc:
> >>
> >> *** stacktrace.cc~ Tue Sep 4 19:00:31 2007
> >> --- stacktrace.cc Fri Jun 6 17:42:25 2008
> >> ***************
> >> *** 110,115 ****
> >> --- 110,117 ----
> >> // Check if the trace buffer needs to be extended.
> >> if (pos == state->length)
> >> {
> >> + return _URC_END_OF_STACK;
> >> +
> >> int newLength = state->length * 2;
> >> void *newFrames = _Jv_AllocBytes (newLength * sizeof(_Jv_StackFrame));
> >> memcpy (newFrames, state->frames, state->length * sizeof(_Jv_StackFrame));
> >>
> >> This will prevent more than 100 stack frames from being traced.
>
> >
> > I confirm it's working now.
> >
>
> OK, right. I'm going to have to fix this one properly: it's a serious bug
> that prevents anyone from running any GUI applications on gcj/ARM eabi.
>
> Andrew.
>
Hi Andrew,
is this fix included in mainline gcj yet?
Thank you,
Francesco