On Sat, Nov 02, 2013 at 05:55:37PM -0500, Ranjan Maitra wrote:
> Hi,
>
> I have obtained a set of open-source programs from
>
> http://petertoft.dk/PhD/Recon2D.tar.gz
>
> uncompressed, etc, and it all goes through fine.
>
> When I compile, the programs work fine on my old 32-bit machine
> (results make sense), however there is a segmentation fault on my
> 64-bit laptop.
>
> I compile using:
>
> gcc -c -I../include -O3 -finline-functions -Winline -Wall
> -falign-loops=2 -falign-jumps=2 -falign-functions=2
> -Wstrict-prototypes .....
>
> (Note that I had to fix the makefiles in there.)
>
> Btw, I don't know if this could have anything to do with it, but this
> set of programs were written in 1996 (when 64-bit probably did not even
> exist at all). Also, all the code uses single-precision (floats) rather
> than my preferred doubles. (Which makes me ask: is it possible to go
> into all the many files and convert all the floats into doubles using
> some command? )
rather than blindly hacking all the floats to doubles (which could itself
cause more problems if someone did kludgey things in the program) you'd
be better off ot run it under a debugger and find out where it segfaults,
and backtrack from there to see why.
--
---- Fred Smith -- fre...@fcshome.stoneham.ma.us -----------------------------
The Lord detests the way of the wicked
but he loves those who pursue righteousness.
----------------------------- Proverbs 15:9 (niv) -----------------------------
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