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Re: Emacs Anyone?


From: Matt Rice
Subject: Re: Emacs Anyone?
Date: Tue, 7 Mar 2017 10:16:24 -0800

Not sure if it could be related, but I recall seeing in the past some
form of death spiral involving the NSLog's and NSAsserts (internally
NSLogv's some stuff) then ending up calling out to NSUserDefaults for
localization stuff, might try moving that stuff to printf & assert and
the like and see what happens.

On Tue, Mar 7, 2017 at 9:30 AM, Riccardo Mottola
<address@hidden> wrote:
> Hi,
>
> Wolfgang Lux wrote:
>>
>> Instead of speculating I would suggest getting definitive information by
>> setting a breakpoint at the point where the missing autorelease pool is
>> reported (line 368 in NSAutoreleasePool.m in the current svn version) and
>> get a backtrace from gdb.:-)
>
> It is an issue that happens during building!
>
> This is the trace I get:
> (gdb) bt
> #0  +[NSAutoreleasePool addObject:] (
>     self=0xbb6c7f80 <_OBJC_Class_NSAutoreleasePool>,
>     _cmd=0xbb6fd4d8 <_OBJC_SELECTOR_TABLE+120>, anObj=0x8f57650)
>     at NSAutoreleasePool.m:368
> #1  0xbb4442c9 in -[NSObject autorelease] (self=0x8f57650,
>     _cmd=0xbb6f6440 <_OBJC_SELECTOR_TABLE+32>) at NSObject.m:1633
> #2  0xbb43051f in +[NSMethodSignature signatureWithObjCTypes:] (
>     self=0xbb6f64c0 <_OBJC_Class_NSMethodSignature>,
>     _cmd=0xbb7407a0 <_OBJC_SELECTOR_TABLE>,
>     t=0x843790c <_OBJC_METH_VAR_TYPE_11> "@address@hidden:4") at
> NSMethodSignature.m:559
> #3  0xbb515add in gs_objc_msg_forward2 (
>     receiver=0xbb6c7f80 <_OBJC_Class_NSAutoreleasePool>,
>     sel=0x843a130 <_OBJC_SELECTOR_TABLE+1008>) at GSFFIInvocation.m:140
> #4  0xbb27a8d1 in __objc_get_forward_imp () from /usr/lib/libobjc.so.4
> #5  0xbb27c0d2 in objc_msg_lookup () from /usr/lib/libobjc.so.4
> #6  0x081e3546 in ns_alloc_autorelease_pool () at nsterm.m:642
> #7  0x08218a20 in main (argc=<optimized out>, argv=0xbfbfea5c) at
> emacs.c:1213
>
> a bit of context shows... that it is the allocation of the ARP itself!
>
> 641     {
> 642       return [[NSAutoreleasePool alloc] init];
> 643     }
> 644
>
>
> Riccardo
>
>
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