Subject: Re: g77 executable with largish array fails (solved?)
From: "Gerrit P. Haase" <[email-masked]>
To: "Billinghurst, David \(CALCRTS\)" <[email-masked]>
Cc: [email-masked]
Date: Tue, 26 Oct 2004 09:37:21 +0200

Billinghurst, David (CALCRTS) wrote:

>>From: David Billinghurst
>>
>>The following test case is distilled from the LAPACK timing test cases.  
>>These used to work on some previous versions of cygwin/g77, but now fail.
> 
> 
> I translated the problem into C using f2c.  It becomes:
> 
> $ cat labugc.c
> int main() {
>   static float a[39*1024*1024];
> }
> 
> $ gcc -O0 -o labugc.exe labugc.c
> $ ./labugc
> C:\cygwin\usr\people\billingd\labugc.exe (3372): *** MapViewOfFileEx(0x728, in_h 0x728) failed, Win32 error 6
> 
> 
> Aha, I says.  Looks like stack overflow.  Google pointed me to an work around
> gcc -Wl,--stack,200000000 -O0 -o labugc.exe labugc.c
> 
> 	David

Interesting, it works without special flags when using gcc-3.4.1.

Gerrit
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