OpenMP calls with newer multi core/thread CPUs
My new workstation runs RH Release 6.6 with Linux kernel 2.6.32-504.el6.x86_64, with a Xeon CPU & 64 GB RAM, etc. Nothing else is different, however, now my Fortran routines with openMP calls to...
View ArticleInstalling Fortran compiler
I am trying to install the Fortran compiler (and associated libraries and linkers) on my MacBook Pro laptop -- a brand new (Yosemite) system. I downloaded the "Academic Research Performance Libraries...
View Articlecompiler-generated interfaces question
We have built all our own interface for all of our routines and would like ifort to check them for us. That is, tell us if there is a missing or incorrect interface. However, the only info/behavior I...
View ArticleFree webinar April 7 2015 9am PST "Further Vectorization Features of the...
There is a free webinar “Further Vectorization Features of the Intel Compiler” coming next Tuesday talking specifically about getting more vectorizations from Intel Compilers. But you would benefit it...
View ArticleInternal compiler error on invalid pointer remapping
The following (invalid) code leads to a "catastrophic error": integer, pointer :: a(:) integer, target :: b a(0:0) => b end% ifort -V ifort_pointer_remapping.f90 Intel(R) Fortran Compiler XE for...
View Articletrial licence
Hello,swasn't able to use it I downloaded Intel® Parallel Studio XE 2015, with a trial licence, but I didn't have timewasn't able to use it to use it.Is it possible to get another trial licence for...
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Fortran 2003 features not recognize for ifort 15.0.2
Hi all,I have been compiling WRF-chem using ifort 15.0.2. After configuring WRF, there are some warnings indicate that ifort does not recognize part of FORTRAN 2003 features. But It is claimed(by Wiki)...
View ArticleIntel Parallel Studio XE 2016 Beta has Started!
The beta test for Intel Parallel Studio XE 2016, including Intel Fortran Compiler XE 16.0, has begun. For more details, a FAQ and a registration link, see Intel® Parallel Studio XE 2016 BetaMajor...
View ArticleLinking against acml
Hi there,I am running into problems linking against acml 5.3.1 with ifort 14.0.1while "gfortran -o TestACML TestACML.f90 -L /opt/acml5.3.1/gfortran64_int64/lib/" compiles without error,"ifort -o...
View ArticleFile I/O Overhead at Intel Fortran 13 and Higher Versions
Hi!I encounter the I/O performance drop at Intel compiler version 13 and onwards. The MPI code operates a simple read from the mesh file in the following way: READ(IUNIT,IOSTAT=IOSTAT) &...
View ArticleBackspacing through segmented files instead of rewind
Hi,I am having some trouble trying to adapt some fortran code to BACKSPACE through unformatted segmented files.My code exists as a few separate programs, the first creates these very large, unformatted...
View Articleifort fails silently with nested TBP call
Hello,I'm using:$ ifort --version ifort (IFORT) 15.0.0 20140723 Copyright (C) 1985-2014 Intel Corporation. All rights reserved.The following Fortran code:module B_mod type :: t_B contains procedure,...
View Articleifort v15.0.2 could not pass fortran_2003_iee_test
Hi all,I compiled this file with following commands:ifort fortran_2003_ieee_test.FAnd the error is:fortran_2003_ieee_test.F(39): error #6503: This keyword is invalid for this intrinsic procedure...
View ArticleInstalling Fortran compiler
I am trying to install the Fortran compiler (and associated libraries and linkers) on my MacBook Pro laptop -- a brand new (Yosemite) system. I downloaded the "Academic Research Performance Libraries...
View ArticleInteger overflow, ifort internal compiler error
I am just playing with integer overflow in fortran compilers and have found that this simple "buggy" fortran code causes internal compiler error by ifort on each of the write instruction. Gfortran...
View ArticleWhere is the compiler binary in composer XE 2015?
I downloaded the trial version of Composer XE 2015.1.133. The webpage said it also included fortran compiler. I am unable to locate ifp or ifort anywhere in the package. Am I overlooking something...
View Articleline break in formatted output
Hithis codewrite(CSTmp,"(I0)") size(this%RVPEffSize) CSFormat="("//Trim(AdjustL(CSTmp))//"(1X,F20.10))"...
View Article-heap-arrays flag - does it work?
Hi all.If I compile the following program withifort -m32 -heap-arrays test.fthe array in mytest2() is allocated on the heap, but the one in mytest() is not. According to the documentation, the...
View ArticleBBC Radio - Codes that Changed the World - Fortran
A delightful program from BBC Radio on Fortran. Downloadable for the next three weeks: http://downloads.bbc.co.uk/podcasts/radio4/codes/r4codes_20150406-1400b.mp3
View ArticleUnknown option -xSSE4.2
Hi all,I am trying to compile a fortran code using ifort (version 10.1) in a linux machine (ia64) as followsifort -c -O3 -xSSE4.2 -ip my_code.f90and I am getting the following warningifort: command...
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