gcc-g77 4.4.1-1 stack memory error

[Gerrit P. Haase]

Ata Bilgili wrote:

> G'day;
> 
> I have a Fortran 77 code involving the finite element
> solution of rather large matrices using a conjugate gradient
> method. The code trustfully runs with g77 on Linux and Unix
> with no problems. 
> 
> When I tried running it this morning using the Cygwin
> gcc-g77 3.3.3-3, it complied nicely but I got a runtime
> error of "MapViewOfFileEx failed, Win32". I then installed
> gcc-g77 3.4.1-1 and the same thing happened but with rather
> different error messages: First I got a *.exe.stackdump file
> (attached) and then received a Segmentation Error.
> 
> An internet search yields -Wl --stack=XXXX options for gcc.
> Is there any workaround for g77? This is rather frustrating,
> knowing that I have to find a way to get this to work under
> Cygwin. I believe this is a Windows problem rather than
> Cygwin but!!! Cygcheck output is also attached.

-Wl,--stack=XXXX

This is needed on Cygwin if your stack will grow beyond 2MB because the 
stack size cannot be modified dynamically.


Gerrit

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