User defined IO: complex number problem
Hello community,in the following program, user-defined IO formatted read behaves unusually on complex numbers in ifort 17.0.4.module m implicit none type :: t_type complex :: x integer :: i...
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Barabasi Albert Network Generator and Percolator compiles with g++ but doesnt...
Here is a code that creates Barabasi Albert model for any number of nodes for any number of degrees, the code fully compiles with g++ but shows error while compiling with icpc(intel c++ compiler). I am...
View Articlelicence question: using ifort on AWS
Hi, I have been using a non-commercial licence. I am going to be using Intel Fortran on an AWS cluster. However, each time I create a new cluster I believe I will be getting a new hostid. Since the...
View Articlepointer value function return, contiguous, ifort 18.0, bug??
Hi there.This code:Module Test_Parent Type, abstract :: Parent contains Procedure(FunGetPt), Pass, Deferred :: getPt End type Parent Abstract Interface Function FunGetPt(this) Import parent...
View ArticleCompilation error with function pointer argument in submodule
Hello,i get a compilation error with this code:module M_TEST interface module subroutine foo(fun_ptr) procedure(), pointer, intent(out) :: fun_ptr end subroutine end interface end module submodule...
View ArticleIPO optimization still giving problems
Hi, I am trying to compile my code with the -fast flag that includes the ipo (with ifort v. 17). The compilation proceeds until linking, throws a bunch of warnings and then stall forever.This is the...
View ArticleProblem compiling with O2 intel 17
My application is crashing when building with O2, but it runs with O0 and O3. Is there a list of options that O2 and O3 turn on? I'd like to test the individual optimizations to see which is causing...
View ArticleICE -init=snan EQUIVALENCE on ifort 18.0.0 (Parallel Studio XE)
Hi,We have bumped into an issue after updating to Parallel Studio XE 18.0.0. See the details below (including the reduced test case). The following works on 17.4.0 (SLES 12 SP2). Seems like a bug in...
View ArticleProblem netCDF library: undefined symbol nf_inq_libvers_
hi, everyoneI´m trying to compile a netCDF library in linux, but it is not working. I don´t know what´s happening, I think is a compilation problem.Someone can help me to solve this error...
View Article.text can not be used when mking a shared object
I am working on the project of porting numerous codes from f77 TruUnix to Linux f90 64bit. Really struggling with some of this. The contempt28 program uses the shared library and pgplot to create...
View ArticleIntel MPI compiler wrapper wrongly strips off quotation marks
This bug pertains to the Intel MPI compiler wrapper (mpiifort, perhaps also mpiicc) incorrectly stripping off already-quoted quote characters.Background: I recently found that Intel MPI compiler...
View Articleqopt-report not working in ifort 18
I am compiling my code like soifort -c -check -g -debug extended -debug-parameters -traceback -u -fp-stack-check -warn -guide -qopt-report=5 phenology_driv.f90 ifort: remark #10397: optimization...
View ArticleExtensive memory usage error for large matrices in MPI/OpenMP hybrid Fortran...
Hello everyone, I'm working on some astrophysical simulations and I've written a Fortran code. I have implemented MPI and OpenMP to create a hybrid code. The code works fine, with optimisations -O3,...
View ArticleIssue with loop for allocatable array in private (openmp)
Dear community,I am encountering a weird problem involving OpenMP. This simple code snippetinteger :: elem_nointeger :: no_nod_elemreal(dp), allocatable, dimension(:) :: fiss_den !$OMP PARALLEL DO...
View ArticleOPEN statement crash on long path
Dear all,when trying to OPEN an existing file with "status=new" from a long absolute path, the open-statement crashes in ifort 16.0.4 (observed with path-length 208 characters or more) or 17.0.4 (216...
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Regression in version 18.0.0
Here is a regression in the new 18.0.0 version of ifort. The compiler rejects the valid code in the attached example (tiny). The workaround for the bug is to split the declaration of derived type...
View Articleautomatic scalar character allocation vs. automatic integer array allocation
Hi there,the code below shows a different behaviour for allocatable scalar characters vs allocatable integer arrays:Program Test Implicit None Character(:), allocatable :: csa,csb integer, allocatable...
View ArticleIPO optimization still giving problems
Hi, I am trying to compile my code with the -fast flag that includes the ipo (with ifort v. 17). The compilation proceeds until linking, throws a bunch of warnings and then stall forever.This is the...
View ArticleJoin us at Intel® HPC Developer Conference in Denver, Colorado, November...
The Intel® HPC Developer Conference, taking place November 11–12, 2017 in Denver, Colorado, is a great opportunity for developers who want to gain technical knowledge and hands-on experience with HPC...
View ArticleMissing prerequisite: system running in virtual environment
Dear all,I'm trying to install the Intel compiler 2018 version and I'm getting the following missing prerequisite:-- The system is running in the virtual environment. Sampling drivers will not be...
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