Re: [gobo-eiffel-develop] Gestalt now crashes when compiled with gec only

[Eric B. <er...@go...>]

Colin Paul Adams wrote:
> As of today (I don't know when I last compiled it sucessfully),
> gestalt (but not gexslt) seg-faults at start up, when compiled with
> gec + boehm gc 7.0, but not without gec, nor when compiled with ISE
> 6.1.
> 
> This seems very strange. It requires both eposix and boehm gc to
> produce the error (gexslt compiled with boehm gc does not produce the
> error), but does not depend upon any eposix facilities being used
> (just typing the command name - expecting the usage message, is
> sufficent to seg-fault).
> 
> So I suspected a library change. doing an ldd on the executbles gives:
> 
> [colin@susannah gestalt]$ ldd ./gestalt
>         linux-vdso.so.1 =>  (0x00007fff8bbfe000)
>         libm.so.6 => /lib64/libm.so.6 (0x0000003eb4a00000)
>         libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003eb5200000)
>         librt.so.1 => /lib64/librt.so.1 (0x0000003eb7200000)
>         libc.so.6 => /lib64/libc.so.6 (0x0000003eb4600000)
>         /lib64/ld-linux-x86-64.so.2 (0x0000003eb3400000)
> [colin@susannah gestalt]$ ldd ~/gobo/bin/gexslt
>         linux-vdso.so.1 =>  (0x00007fff075fe000)
>         libm.so.6 => /lib64/libm.so.6 (0x0000003eb4a00000)
>         libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003eb5200000)
>         libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x0000003ebec00000)
>         libc.so.6 => /lib64/libc.so.6 (0x0000003eb4600000)
>         /lib64/ld-linux-x86-64.so.2 (0x0000003eb3400000)
> 
> so the difference is that gestalt has librt whereas gexslt has
> libgcc_s.
> 
> Librt has not been updated for a long time, and in any case, it is
> linked in even without the boehm gc.
> 
> So I can't think of what might be the problem. Anyone have any ideas?

Can you also run ldd on the executable of gestalt compiled with
ISE 6.1?

-- 
Eric Bezault
mailto:er...@go...
http://www.gobosoft.com