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ifort versus gfortran: binary produced by INTEL compilers runs 2 time slower than binary produced by GNU compilers

Hi all,

I'm working with ARPREC package downloaded from David H. Bailey's web page:http://crd.lbl.gov/~dhbailey/mpdist/

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

Should C_LOC() be PURE?

I have experimenting with ISO_C_BINDING. There are some cases where a pure routine is useful, but something as trivial as C_LOC() is not pure in Intel Fortan.

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

Building C library interfaces with ISO_C_BINDING

I have been experimenting with building Fortran interfaces to C library functions. Here are some of my ideas. It would be good to hear what other people think.

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

ifort: command not found ubuntu 8.1

hello!

i made a source file... so i am trying to compile but when i use on the command bar ifort XXX.f90 i recived "command ifort not found".

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

Symbol`__mth_sincos' causes overflow in R_X86_64_PC32 relocation

My code compiles. It is an MPI job compiled with Intel 10.1.

However, I am getting the following message when I run my job.

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

Calling vararg functions from Fortran?

This might really be a questioon for a C forum, but maybe someone working on ISO_C_BINDING has already considered this.

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

ifort segfaults during compilation

The following code crashes the compiler. Of course, the code has a bug, but the compiler apparently too.

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

License/purchasing question (Compiler Suite Pro Linux).

I am trouble finding the Intel Compiler Suite Pro boxed/complete edition of the software. I can find license only, but not the boxed edition. I can find C++ and Fortran boxed separately.

Criado por Henrik S. Última atualização em 01/04/2016 - 21:28
Forum topic

Comments on F2008 circular sequence derived-type equivalences.

I read the F2008 committee responses to public comments. One comment was on the difficulties of establishing the equivalence of sequence derived types defined in different source code files.

Criado por Última atualização em 01/04/2016 - 21:28
Forum topic

an array temporary was created

Hello,

1) please, is anything potentially wrong with this code?

program aa call tisk( (/0,0/) ) end program aa

Criado por Última atualização em 01/04/2016 - 21:28
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