CALL EXIT vs STOP
I am working with a legacy code which contains the line "CALL EXIT" to quit the program when an error is encountered. Can someone explain the difference between "CALL EXIT" and STOP?Thanks....
View ArticleIn an intrinsic assignment statement, variable shall not be polymorphic.
Greetings. I am facing a challenge trying to do generic programming with Fortran (templates), and searching the web I have decided that the most elegant solution is to use data polymorphism. However it...
View ArticleOutput statement overflows record on writing a namelist to a string
This piece of code,program dong type x integer :: a,b,c end type x type(x) :: xx character(len=65536) :: str namelist /zac/ xx write(str,nml=zac) print *, trim(str) end program dong breaks down with...
View ArticleIntel MPI in Composer Edition ?
Hi everyone,by using the Intel® Fortran Compiler installed on Linux with the Composer Edition version,does we are allow to use Intel MPI for doing compilation ?or do we need the Cluster Edition, which...
View ArticleProblem getting tracebackqq information in a MPI process
Dear all,I've a problem with obtaining the tracebackqq information.I have a (simplified) routine:subroutine my_trace() use IFCORE implicit none call tracebackqq(user_exit_code=-1) end subroutine When...
View ArticleGo To vs If Statement
I have two questions regarding the following legacy code segment: do i=1, n_total, increment diff = array(i) - x1 if (diff < 0.0_dp) then ! do something...
View ArticleIfort 17.0.0 compiler error
Dear Intel Fortran Compiler support team,I think that the code snippet below is standard conforming but I'm getting an error at compile-time with ifort 17.0.0.Is this code valid?Best...
View ArticleDerived type with coarray component
Dear all, I am facing with a SIGSEGV that is "terrible" because I cannot reproduce always, sometimes occurs sometimes not and in any case the results are not as expected even when the SIGSEGV occurs....
View ArticleFloating point equivalence check
I know this topic has been visit many times in this forum but I was wondering if there is now a standard way of coding floating point equivalence in an if statement. Consider the following:if (diff ==...
View ArticleWarning #6379: The structure contains one or more misaligned fields
The following derived type definition generates the warning: warning #6379: The structure contains one or more misaligned fields type table_format sequence real(kind=dp),...
View Articledata type or not?
Dear all,I have a question regarding data type.I have some big vector: PP,TT,PET. I would like to put them in a data type variable TYPE::tMACROCELLNODE INTEGER :: nElem...
View ArticleIs it "GOTO" or "GO TO"?
Quick question....I realize that the GOTO statement is to be avoided in programming but am curious as to which is the correct syntax for this command: GOTO or GO TO. I know both versions are supported...
View Articleiforrtl: severe (67): input statement requires too much data, unit 20 error
Hi Support,While I am executing my fortran program which reads huge Unformatted data, I am getting following error.iitmlogin3:/hpcs/bipink/LES/cloud_phy $ ./a.out forrtl: severe (67): input statement...
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Intel 17 ICE, unique to v17
Steve, Kevin,I've isolated an ICE occurring in 17 and 17 Update 1. Doesn't seem to be in 16 Update 3, but haven't check the later v16 compilers fully. Looks like IFORT Front-end. cat intel17bug.f90...
View Articlereinterpreting complex as reals
Consider the following trick,module xxx implicit none integer, parameter :: stdprec=kind(1.d0) contains function conv2real(carr) use, intrinsic :: iso_c_binding ! returns real pointer to a...
View ArticleCompile problem
Hi, all. I've been compiling Fortran file using UNIX server or my labtop, Mac. Since my commonly used subroutines or functions are in the folder named as subs, I compile it as the below and it have no...
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Problem with sub sub submodules
There seems to be a problem with sub sub submodules in Intel Fortran 17.0.1 (example code attached):ifort -c mtop.f90 ifort -c submod.f90 ifort -c subsubmod.f90 ifort -c subsubsubmod.f90...
View ArticleProblems with openMP 4.0
I recently upgraded from an old version of the intel fortran compiler (11.1), to a newer version (16.0.3). Unfortunately, my software will not run correctly when compiled in the new ifort using...
View ArticleLocal Variables Declaration and Initialization
This is a two part question.I been struggling to come up with a clear and concise way to handle the declaration of local variables. For reason I do not understand, any local variable given a value...
View ArticleStructure Initialization
Is there a way to programatically initialize derived types or structures that are automatic? I created a C function which accepts a CFI_cdesc_t * parameter, and then uses:memset( a->base_addr, 0,...
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