Re: SOS :malign-align double problem with stream

[Andreas Jaeger]

"Kolay, Pradipto (MED)" <address@hidden> writes:

> Hi,
> I am working on porting a program from SGI to linux.
> In doing so,I've had to compile it with malign-double flag to align
> structures etc to go around the problem of events sent across

There's an attribute aligned that can be used, use it instead.

> heterogenous enviroment(big endian/little endian) getting corrupt. This
> in turn needs to link to libraries which may or may not be compiled with
> this flag depending upon whether they are third party software.
> The problem is -
> a) Processes compiled with this flag are dumping core at any place where
> there is a C++ stream operation.(gcc-2.96).Thses work fine without the
> malign-double flag. Has anyone faced this problem ? If so, could you
> please inform as to how you got around it? I understand I may need to
> compile the compiler with the malign double flag. If someonne has dome
> that can you keep me informed as to how to go about doing that coz I'm
> kinda new to this.
> b) Is it OK to have a program with some files compiled with this flag
> and some without it ?

It's expected to have problems in those circumstances,

Andreas
-- 
 Andreas Jaeger
  SuSE Labs address@hidden
   private address@hidden
    http://www.suse.de/~aj