[petsc-dev] clang is having some problems with elemental

Barry Smith bsmith at mcs.anl.gov
Wed Dec 4 23:03:15 CST 2013


On Dec 4, 2013, at 10:40 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> Barry Smith <bsmith at mcs.anl.gov> writes:
>> I guess our systems people or Linux package developers are not good at keeping up to date.
> 
> Well, real people use old compilers.  Elemental requires cutting-edge
> compilers, so we just need to remember to only attempt to build it on
> machines with the latest compilers.  I personally see no reason to ever
> use old compilers, but some don't think that way.  Apple shipped gcc-4.2
> for nearly six years after it was released

  Yes but it had a damn good reason!

> and RedHat supports systems
> for longer than that.

   Yes but it has a damn good reason

>  Microsoft quit maintaining their C compiler in
> the 1990s, but still ships it.

   And it has a damn good reason

   And the reason is always in some way related to $




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