I figured it out, had to do that gfortran places temporary arrays on the heap and ifort places them on the stack. Adding the option -heap-arrays to ifort fixed the problem. Thanks for the help
Derek On Friday, May 6, 2016 at 6:17:57 PM UTC-6, Erik Schnetter wrote: > > Derek > > The ccall looks correct. (I didn't count the arguments or check their > types, though.) > > A wild guess: ifort has an option -i8 that uses 8-byte integers. If you're > using it, you'd need to use Int64 instead. Alternatively, there could be an > "implicit integer*8" statement somewhere. > > -erik > > On Fri, May 6, 2016 at 7:43 PM, Derek Tucker <[email protected] > <javascript:>> wrote: > >> Erik, >> >> I wondered that, the library is not mine, but the code is here, work in >> progress >> >> The ccall is here ( >> https://github.com/jdtuck/spatial_pp/blob/master/thomas_pp.jl#L556) >> >> The library is here ( >> https://github.com/jdtuck/spatial_pp/blob/master/deps/src/nscluster/Simplex-Thomasf.f >> ) >> >> From what I understand everything is a pointer from ccall for Fortran, >> correct? >> >> Thanks >> >> Derek >> >> On Friday, May 6, 2016 at 5:03:48 PM UTC-6, Erik Schnetter wrote: >>> >>> Derek >>> >>> How are you interfacing it with Julia? >>> >>> It could be there is an error in the way you are interfacing it. This >>> error could be undetected with gfortran, but be visible with ifort. The >>> error message sounds as if you are writing to a memory location that should >>> not be written to (e.g. to a constant or a string). It is easy to get >>> confused with what is a pointer and what not when using Julia's `ccall` for >>> Fortran code, and this can lead to that kind of error. >>> >>> If you point to your code, people might be able to give better advice. >>> >>> -erik >>> >>> >>> On Fri, May 6, 2016 at 6:03 PM, Derek Tucker <[email protected]> >>> wrote: >>> >>>> I have an external library that I am interfacing with julia, when I >>>> compile it with gfortran it runs without a problem. When I compile it with >>>> ifort i get this error >>>> >>>> ERROR: ReadOnlyMemoryError() >>>> >>>> Anybody has any ideas why. I have test the library with ifort using a >>>> test program and it works fine. >>>> >>> >>> >>> >>> -- >>> Erik Schnetter <[email protected]> >>> http://www.perimeterinstitute.ca/personal/eschnetter/ >>> >> > > > -- > Erik Schnetter <[email protected] <javascript:>> > http://www.perimeterinstitute.ca/personal/eschnetter/ >
