On Wed, Oct 31, 2012 at 12:47 PM, Ralph Castain <r...@open-mpi.org> wrote:
> > On Oct 31, 2012, at 12:36 PM, Paul Hargrove <phhargr...@lbl.gov> wrote: > > Ralph, > > I don't think I missed the point about the origin of the concern - we just > have different view points. > > Jeff indicated that he previously thought the "odd" practice shown in the > example was uncommon until he learned is was common in codes at Sandia. > Perhaps you and I have interpreted the "impact" differently: > + From your responses I gather you are concerned only (or primarily) w/ > folks at Sandia who work on codes that have the "odd" behavior. > > > Sigh...no, that isn't accurate. I was only trying to say that the concern > was raised from that corner for those reasons. And I don't think they would > consider a code that meets standards as being "odd". > Sorry if I mischaracterized you view - I chose the phrase "I gather" with the intent of expressing MY understanding/interpretation of your postings. I guess I MISunderstood/MISinterpreted. I chose "odd" for lack of a better term to describe code using a char* for an array of ints. I fully agree that the code is standards-compliant - otherwise I'd not care one iota about warnings or no warnings. > > > + On the other hand, I took the Sandia codes as an "existence proof" > showing that "really smart people" can still write questionable code at > times. So, I think there could be a non-trivial number of codes developed > outside of Sandia that would start generating warnings (possibly MANY of > them). > > > Could be - but again, not many are likely to be using clang, and so they > won't be affected by this change. > > I will now crawl back under my rock - I honestly couldn't care less about > this, but was trying to explain the concern voiced on the telecon as that > person is way too busy for this debate. > > [snip - find the full thread in the archives] > I am crawling back under my rock too, due to a similar lack of true concern over the outcome. -Paul [who's only ever used MPI_BYTE] -- Paul H. Hargrove phhargr...@lbl.gov Future Technologies Group Computer and Data Sciences Department Tel: +1-510-495-2352 Lawrence Berkeley National Laboratory Fax: +1-510-486-6900
