(j3.2006) [MPI3 Fortran] Feedback from Fortran J3 meeting

Aleksandar Donev donev1
Fri May 30 18:41:34 EDT 2008


On Friday 30 May 2008 15:34, Dan Nagle wrote:
> How will a compiler know whether the "asynchronous" attribute
> means "don't touch" before or after the call?
Please explain what "don't touch" means? The only thing the compiler needs to 
do is to place a barrier for memory references to the said variable at the 
CALL site. So I don't know what the compiler is touching here and why.
Aleks



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