[petsc-dev] navigating gitlab

[Matthew Knepley]

On Mon, Jan 18, 2021 at 8:23 AM Mark Adams <mfadams at lbl.gov> wrote:

> BTW, how do you get that URL? I searched commits for it and did not find
> it.
>
> Anyway, that bisect failed because I had an error in my verification test
> (that has since been fixed). I now get this.
>
> Barry: This commit seems to break my cuda Landau code. I'm guessing that I
> need to change my configure script attached. Any ideas?
>

Send the configure.log. Barry put output there that will let us see what it
is doing.

  Thanks,

     Matt


> Thanks,
> Mark
>
> 08:06 (7ba7a81...)|BISECTING /gpfs/alpine/csc314/scratch/adams/petsc$ git
> bisect bad
> 7ba7a8179202d83658a309df68e2ebc2037284d4 is the first bad commit
> commit 7ba7a8179202d83658a309df68e2ebc2037284d4
> Author: Barry Smith <bsmith at mcs.anl.gov>
> Date:   Thu Dec 31 00:28:23 2020 -0500
>
>     The previous code passed options for the PETSc C, C preprocessor and
> CXX compiler to the
>     ccbin compiler used by nvcc even if it was a completely different
> compiler and the arguments
>     caused the compiler to error with unknown arguments.
>
>     This has been an outstanding problem for years, this is the first
> crude attempt to fix it by
>     not passing the arguments unless the compiler is identical to the
> PETSc compiler
>
>     TODO: have a better check that the compilers are the same
>     TODO: provide a systematic way for the user to provide the compiler
> used by nvcc, perhaps default to the compiler used by PETSc?
>
>     /spend 3.5h
>     Thanks-to: Jose E. Roman <jroman at dsic.upv.es>
>
>     Fix typo in list of c99 flags
>
>     Add error message regarding Intel compilers breaking Gnu compilers
> when c99 test fails with gcc.
>
>     Eventually we may want more systematic checks of Intel compilers
> breaking Gnu compilers
>
>     /spend 15m
>
> :040000 040000 b4d44a220b09ceebb8020979eebf1b98da41e3ab
> f24913d3614f54de6dfa49a789325f2c71c9983f M config
> :100644 100644 9e53e76f9a4960cd943304f56bd1a8a10a3ae516
> 5309077a5a107b3f553b7875ad2a19c17741655b M gmakefile.test
> :040000 040000 717c9a395a53442fe6917c0aa033b61d3427fbb2
> aa365576e1efa7f29d8817c69d03e1983612caa1 M lib(base) 08:16  ~$
>
>

-- 
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

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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