Compiler option for initializing variables
I'd like to know whether there is a way to initialize all the variables in a FORTRAN code to zero during compilation?Thanks.
View ArticleIntel Software Tools Technical Webinar Series
These free technical webinars cover tips and techniques that will help sharpen your development skills to create faster, more reliable applications. Technical experts will cover topics ranging from...
View ArticleIntel Software Tools Technical Webinar Series
These free technical webinars cover tips and techniques that will help sharpen your development skills to create faster, more reliable applications. Technical experts will cover topics ranging from...
View ArticleMultiline support in the result of a Preprocess Definition
I have a program that has the following fixed formatted code appearing in most of the subroutines. CHARACTER(5),PARAMETER,DIMENSION(6)::KEYWORDLIST= + ['ABS','EXP','LOG','L10','NEG','SQRT']...
View ArticleIOSTAT error or improper interpretation
character*100::str real*8::num str=11-30 read(str,*,iostat=ior)num !------------ after run :---------------------- ! no error report can be found since ior is 0 and num is interpreted as 11.0E-30 which...
View ArticleIFort not vectorizing loop in specific cases
I have a big set of code with OMP4.0 directives (target, simd...) In one module the compiler throws lot's of warnings about "loops not vectorized with simd" although it should.I cut the code down to...
View ArticleNumerical differences between v11.1 and v13.0
Background:We're just trying to upgrade our Intel Composer installation from 2011 to 2013, but we are finding that although most results are unchanged, a few change a bit, and some quite a lot.I've...
View ArticleComposer XE 2013 SP1 Update2 is very slower
Hi,I updated the Intel Fortran Compiler to SP1 update 2 (SP1.2.176) recently. I tried to compile my code using this new update. Compared with the previous compiler (XE 2013 Update 5 - 2013.5.198), it...
View ArticleCall-graph data in profile output
I'm trying to perform some statistical analysis of my Fortran program using gprof. When I compile my files with "-p", the expected gmon.out file is created, however the profile file lacks call-graph...
View ArticleICE when using structure constructor in user-defined constructor
ifort seems to have trouble with the following code:module test_constructor_name implicit none type :: foo integer :: a(1) end type foo interface foo module procedure new_foo end interface contains...
View ArticleBuilding a solution on a remote computer using TFS results in ifort: error...
When I trigger a new build for our solution from my development machine in the TFS Build Visual Studio integration, a licensing error prevents the Fortran projects in the solution from succeeding on...
View ArticleICE when using structure constructors for function pointer components
Here is some example code:program test_function_constructor implicit none abstract interface integer function get_int() end function get_int end interface type :: foo procedure(get_int), nopass,...
View ArticleOne more structure constructor error
If you try to use a structure constructor to construct a type that extends from some other type, and you have an array section argument, you get an error like the...
View ArticleCalling C from Fortran
I am trying to call a C function from Fortran. However the first argument is coming with a bad pointer- it appears to be using the value of sBIPPath as the address, so I obviously have a pointer...
View ArticleWhat is the maximum character length allowed?
Hello,I wrote this simple code (see below) that converts an array of real into a very long string of characters.I have been running this little code on 2 different machines and I compiled it with the...
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Open Source Downloads
This article makes available third-party libraries, executables and sources that were used in the creation of Intel® Software Development Products or are required for operation of those. Intel provides...
View Articleallocatable array efficiency issue
Is it normal to observe such a big difference in execution time when the allocatable arrays are used vs fixed.an example code produces ifort pexcample.f90 -O3 ; time ./a.out(a, fixed size) Time =...
View ArticleVisual Studio 2012 pro - installing 'old' IVF
Corporate policy is forcing me to switch to a Windows 7 64-bit platform. I have a new workstation with Visual Studio 2012 Pro installed on it. On its intro page, when first starting it, I selected it...
View ArticleProgram Mysteriously Shutting Down
I have a strange problem that just started popping up with a program I have been marketing for ten years now. It seems to be related to Win-7, but I cannot reproduce it on any of my own computers. The...
View ArticleRun-time error in Fortran 2003 code: glibc detected free(): invalid next size...
I've had some issues trying to make some Fortran tests work (they use pFUnit, which requires most of Fortran 2003 to be implemented). It's rather difficult to reduce the test cases, partly because I...
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