Re: [ECOS] waitpid and alarm?

[Gary Thomas <gthomas at cambridge dot redhat dot com>]

On 16-Jan-2001 Colin Ford wrote:
> Thanks for the info Bart. The only thing is that I was put off somewhat
> by the gcc info on the two option -ffunction-sections and
> -fdata-sections,
> see the last paragraph below:
> 
> @item -ffunction-sections
> @itemx -fdata-sections
> Place each function or data item into its own section in the output
> file if the target supports arbitrary sections.  The name of the
> function or the name of the data item determines the section's name
> in the output file.
> 
> Use these options on systems where the linker can perform optimizations
> to improve locality of reference in the instruction space.  HPPA
> processors running HP-UX and Sparc processors running Solaris 2 have
> linkers with such optimizations.  Other systems using the ELF object format
> as well as AIX may have these optimizations in the future.
> 
> Only use these options when there are significant benefits from doing
> so.  When you specify these options, the assembler and linker will
> create larger object and executable files and will also be slower.
> You will not be able to use @code{gprof} on all systems if you
> specify this option and you may have problems with debugging if
> you specify both this option and @samp{-g}.
> 
> 
> Nice to know what you think of this?
> 

Hogwash?

Honestly, the text is probably quite old and certainly does not reflect
our experience in using these options with eCos.