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Reply-To: moss AT cs DOT umass DOT edu
Subject: Re: My C arrays are too large
To: cygwin AT cygwin DOT com
References: <CY4PR1101MB21339312E8F5656D8C887BFE81B30 AT CY4PR1101MB2133 DOT namprd11 DOT prod DOT outlook DOT com> <87ftl0jb1i DOT fsf AT Rainer DOT invalid>
From: Eliot Moss <moss AT cs DOT umass DOT edu>
Message-ID: <f6756d22-2fd6-28b2-28ec-568141ab14b4@cs.umass.edu>
Date: Fri, 13 Sep 2019 14:44:33 -0400
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On 9/13/2019 2:39 PM, Achim Gratz wrote:
> Blair, Charles E III writes:
>> My apologies for failing to reply on-list.  I don't know how :(
>>
>> My machine is 64 bit, and I hope I installed the correct version of cygwin.
>>
>> This program:
>>
>> #include<stdio.h>
>> int main(){char *a[50][8192];
>> return 0;}
>>
>> compiles with gcc  (no special options) but gives "Segmentation fault".
> 
> You are creating an automatic variable that's larger than the default
> stack.  You need to enlarge the stack, either during link time or later
> e.g. via
> 
> peflags -x0x800000 a.out

Works for me (but how obscure!).   Eliot

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