[petsc-dev] Experimental GNU make build system

[Jed Brown]

Jed Brown <jedbrown at mcs.anl.gov> writes:

> Why pass it to the linker?

Matt, is it going to break something (builder.py?) to only test the compiler?

> On May 29, 2013 8:32 AM, "Matthew Knepley" <knepley at gmail.com> wrote:
>
>> On Wed, May 29, 2013 at 9:00 AM, Satish Balay <balay at mcs.anl.gov> wrote:
>>
>>> On Tue, 28 May 2013, Satish Balay wrote:
>>>
>>> > Yet to check:
>>> > - configure check for '-MMD -MP' stuff..
>>>
>>> I see there is already a configure test for this in
>>> config/BuildSystem/config/compilers.py using -with-dependencies=1
>>> [default] - but no makefile flag is set.
>>>
>>
>> Thats fine.
>>
>>
>>> So perhaps the following fix? [in balay/gmake-config-dpecheck]
>>>
>>> https://bitbucket.org/petsc/petsc/commits/ee7bb8786b51b19508b610eb8895baeeae528351
>>>
>>> Matt, BTW: does this thing have to do a link test using -MMD?
>>> [Shouldn't it be a compile only test?]
>>>
>>
>> This is to make sure the flag does not screw up links.
>>
>>    Matt
>>
>>
>>> thanks,
>>> Satish
>>>
>>
>>
>>
>> --
>> What most experimenters take for granted before they begin their
>> experiments is infinitely more interesting than any results to which their
>> experiments lead.
>> -- Norbert Wiener
>>