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many runs in one directory
I have a program that uses many units for example main.f, unit1.f, unit2.f, unit3.f, etc. After I compile them I generate an executable run.exe. I wanted to run many cases using different runs like run1.exe, run2.exe, run3.exe. how can I do that? Thanks ... 4 Jun 2010 13:38
optimized code crashes under ifort
I compiled my code with ifort 11.0 under linux. All goes well when I use the following parameters at compilation to get a debuggable program: -g -debug -C -traceback -assume byterecl The same run crashes when I use optimization: -fast -assume byterecl To narrow down to the problem, I added some write-statements. ... 3 Jun 2010 13:23
Allocatable versus automatic arrays
Hi all, I have a huge F90 code composed by several modules, with several module procedures each, and a main program. No external procedures are used. I've come across this situation: some modules have very large arrays declared in the global scope (with sizes of order ~50000 each), but some of these arrays are o... 4 Jun 2010 18:05
New gfortran bug
Can somebody submit the following (minor) bug in gfortran 4.6 for me? I haven't had much luck with Bugzilla. character(1) c read(*,*) c ! latest 4.6 doesn't like the following unless broken into separate lines if (c=='y') stop; if (c=='Y') stop end Al Greynolds ... 2 Jun 2010 01:09
Expressive programming for computational physics in Fortran 95+ (paper)
I thought this article would interest some c.l.f. readers. Expressive programming for computational physics in Fortran 95+ Dedicated to John W. Backus 1924-2007 G´abor Cs´anyi1, Steven Winfield, James Kermode, Mike Payne TCM Group, Cavendis... 2 Jun 2010 04:23
segmentation fault (SIGSEGV)
After compiling the whole codes without no errors, I'm getting into the trouble of "segmentation fault" when I try to run the executable file. It's a little bit annoying.... Although I've known it's generated by several factors: # An array index is outside the declared range. # The name of an array index is mi... 3 Jun 2010 23:24
scope of implied do-variable and initialize values
Given the code integer i i = 5 print *, (/ (i, i = 1, i) /) ! i has the scope of the implied-do print *, i ! i should be 5 as it is in an outer scope end What is the expected output and what is the correct output? The question is whether the i in the scalar-int-expr ... 31 May 2010 22:56
fortran reading a line
Hello all, I have a quesion about reading one line with unknown number of data points (eg. real numbers) When I tried to read a headline containing the parameters for further calculation, I would like to know how to get the number of real numbers. E.g. 100.2 101.3 101.5 100.7 193.3 .... There is a line co... 3 Jun 2010 05:38
Suggession for your website
My name is Nitin Vasnik and I just happen to visit your Website. I see that your company's Website is good but the only thing lacking is page ranking due to keywords. A good page ranking is very helpful in getting more business. We are Elsner Media Marketing & we provide Seo Services. We have a staff of 15... 29 May 2010 15:43
New build of 32-bit windows (mingw) gfortran (4.6)
Thanks to FX's old build scripts, a more recent 32-bit version of gfortran for windows (mingw) is available. This version was built from the current development (what will eventually be version 4.6.0) source. See Hopefully I will find time to build a new version ever... 30 May 2010 14:20
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