gettimeofday seconds rollover problem?

Joel Sherrill joel.sherrill at
Wed Mar 1 15:25:49 UTC 2006

Eric Norum wrote:

> I think that we're nearing a consensus:
> 1) Add "memory" barrier to architecture-independent interrupt enable/ 
> disable/flash macros.
> 2) Specify "cc" in m68k interrupt enable/disable/flash macros.
> 3) Add volatile qualifiers as needed.
> I've committed (2).

It looks like it only got committed to the trunk.  It also needs to be 
on the 4.6 branch.

Does gcc 3.2 exhibit the movement behavior?

> Joel, will you take care of (1)?

Yes.  I have a funeral this morning but will try to get to it before 
close of business.
Was the suggestion of adding it to include/rtems/score/isr.h OK in 
with making RTEMS_COMPILER_MEMORY_BARRIER a compiler dependent

> I guess that (3) will be dealt with whenever someone gets a chance...
I will double check a couple of obvious candidates but some already were 


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