[Mpi-forum] Compile problems with examples in MPI Standard

[Bronis R. de Supinski]

Bill:

Feel free to fix examples in the tools chapter if the
problems are obvious. Thanks,

Bronis


On Tue, 24 Jul 2012, William Gropp wrote:

> I've run my code checker over the examples in the MPI-3 Standard, and I've found some issues.  Perhaps the biggest is this (a typical example):
>
> Opening file one-side-2.tex
> ex5501.c: In function ‘main’:
> ex5501.c:58: warning: passing argument 2 of ‘MPI_Init’ from incompatible pointer type
>
> This occurs everywhere we include MPI_Init in an example.  The compiler is gcc 4.2.1 .  The corresponding
> declaration of argv is as intended:
>
> int main(int argc, char *argv[])
>
> The declaration in MPI_Init looks correct (argv is a pointer to an array of pointers to char).  Is this a place where we should stick with the *** notation just to keep compilers happy?  Or is there something I'm missing in the declaration?
>
> There are a number of other errors as well.  Three examples in the new tools chapter don't compile.  There are a number of problems in the datatype chapter, most minor.
>
> I can fix the obvious ones or leave them to the chapter authors.  Let me know what is preferred.
>
> I can't check the Fortran 08 examples because I only have gfortran :(
>
> Bill
>
> William Gropp
> Director, Parallel Computing Institute
> Deputy Director for Research
> Institute for Advanced Computing Applications and Technologies
> Paul and Cynthia Saylor Professor of Computer Science
> University of Illinois Urbana-Champaign
>
>
>
>
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