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Re: Declaring large (but not that large) array causes crash?
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Re: Declaring large (but not that large) array causes crash?


  • Subject: Re: Declaring large (but not that large) array causes crash?
  • From: Dan Sugalski <email@hidden>
  • Date: Mon, 22 Sep 2003 15:43:20 -0400 (EDT)

On Mon, 22 Sep 2003, John Scalo wrote:

> Sorry, this isn't Cocoa-related per se, but it is crashing my Cocoa program
> :-(
>
> Declaring an array with a lot of items always causes a crash.
>
> int main (int argc, const char * argv[]) {
> unsigned long notSoBigArray[200000];
> return 0;
> }
>
> That's only about 780K. Why the crash?

Because you blew your stack in a big way, I expect. Stack space, in
threaded applications, is pretty limited--usually less than 1M, often as
low as 20-40K. (Depends on the platform and all)

For something that size, malloc the memory instead.

Dan
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  • Follow-Ups:
    • Re: Declaring large (but not that large) array causes crash?
      • From: Thomas McQuitty <email@hidden>
References: 
 >Declaring large (but not that large) array causes crash? (From: John Scalo <email@hidden>)

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