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On 12/3/2013 5:09 PM, Dan Nagle wrote: > Hi, > > You might try linking with mpiifort, it appears the missing links > are to symbols in the Intel library. > Something else to try is to use —switch no_launch to see > whether the missing links change or go away. > > On Dec 3, 2013, at 14:55 , John Harper <[log in to unmask]> wrote: > >> After fixing the program so ifort didn't complain about labelled empty statements I got the following results. But I have never used coarrays >> or looked them up in the standard so I don't know whether the trouble is in ifort, or in the way it was installed on our machine, or in the program. >> >> miro[~/Jfh]$ cat coarray.f90 >> 1 integer, allocatable :: a(:,:)[:], b(:,:)[:], c(:,:)[:] >> ! 2 >> 3 allocate (a(10,10)[*], source=0) >> ! 4 >> 5 a = 0 >> 6 if (this_image() .eq. 1) a=1 >> ! 7 >> 8 sync all >> ! 9 >> 10 allocate (b(0:11,3)[*], source=0) >> ! 11 !allocate (c(0:11,3)[*], source=b) >> 12 allocate (c[*], source=b) >> ! 13 >> 14 b(1:10,1:3) = a(1:10,1:3) [1] >> 15 c(1:10,1:3) = a(1:10,4:6) [1] >> ! 16 >> 17 sync all >> ! 18 >> 19 if ( this_image() .gt. 1) b(0,:) = c(10,:) [this_image()-1] >> ! 20 >> 21 end >> [1]+ Done emacs -font 6x13 coarray.f90 >> miro[~/Jfh]$ ifort -V -coarray coarray.f90 >> Intel(R) Fortran Intel(R) 64 Compiler XE for applications running on Intel(R) 64, Version 14.0.0.080 Build 20130728 >> Copyright (C) 1985-2013 Intel Corporation. All rights reserved. >> >> Intel(R) Fortran 14.0-1565 >> GNU ld version 2.20.51.0.2-5.36.el6 20100205 >> ld: warning: libmpi_mt.so.4, needed by /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so, not found (try using -rpath or -rpath-link) >> ld: warning: libintlc.so.5, needed by /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so, not found (try using -rpath or -rpath-link) >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Barrier' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Comm_dup' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Put' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Get' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Isend' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Init' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Free_mem' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Win_unlock' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Alloc_mem' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Comm_size' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Abort' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Wait' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Recv' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Finalized' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Comm_rank' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Win_lock' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Finalize' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Win_free' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Win_set_errhandler' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Win_fence' >> /opt/intel/composer_xe_2013_sp1.0.080/compiler/lib/intel64/libicaf.so: undefined reference to `MPI_Win_create' >> miro[~/Jfh]$ >> >> On Tue, 3 Dec 2013, Anton Shterenlikht wrote: >> >>> Date: Tue, 3 Dec 2013 04:01:54 -0800 >>> From: Anton Shterenlikht <[log in to unmask]> >>> Reply-To: Fortran 90 List <[log in to unmask]> >>> To: [log in to unmask] >>> Subject: coarray sourced allocation >>> I've asked in comp.lang.fortran usenet group, >>> but got no answer, so am trying here. >>> Is sourced allocation allowed for coarrays >>> but the standard? >>> >>> This program: >>> >>> 1 integer, allocatable :: a(:,:)[:], b(:,:)[:], c(:,:)[:] >>> 2 >>> 3 allocate (a(10,10)[*], source=0) >>> 4 >>> 5 a = 0 >>> 6 if (this_image() .eq. 1) a=1 >>> 7 >>> 8 sync all >>> 9 >>> 10 allocate (b(0:11,3)[*], source=0) >>> 11 !allocate (c(0:11,3)[*], source=b) >>> 12 allocate (c[*], source=b) >>> 13 >>> 14 b(1:10,1:3) = a(1:10,1:3) [1] >>> 15 c(1:10,1:3) = a(1:10,4:6) [1] >>> 16 >>> 17 sync all >>> 18 >>> 19 if ( this_image() .gt. 1) b(0,:) = c(10,:) [this_image()-1] >>> 20 >>> 21 end >>> >>> compiled with ifort 14, and run with shared >>> memory gives segfault: >>> >>> $ ./a.out >>> forrtl: severe (174): SIGSEGV, segmentation fault occurred >>> In coarray image 2 >>> Image PC Routine Line Source >>> a.out 000000000046B199 Unknown Unknown Unknown >>> a.out 0000000000469B10 Unknown Unknown Unknown >>> a.out 00000000004392E2 Unknown Unknown Unknown >>> a.out 000000000041F813 Unknown Unknown Unknown >>> a.out 000000000040730B Unknown Unknown Unknown >>> libpthread.so.0 00002AAAAB1B7500 Unknown Unknown Unknown >>> libicaf.so 00002AAAAACD026D Unknown Unknown Unknown >>> a.out 0000000000406866 Unknown Unknown Unknown >>> a.out 00000000004038C6 Unknown Unknown Unknown >>> libc.so.6 00002AAAAB3E4CDD Unknown Unknown Unknown >>> a.out 00000000004037B9 Unknown Unknown Unknown >>> >>> application called MPI_Abort(comm=0x84000000, 3) - process 1 >>> rank 1 in job 1 newblue4_35267 caused collective abort of all ranks >>> exit status of rank 1: return code 3 >>> $ >>> >>> However, when line 12 is commente out >>> and line 11 is used instead, the program >>> runs fine. >>> >>> AS far as I understand the standard, the >>> meaning of the two statements: >>> >>> allocate (c(0:11,3)[*], source=b) >>> allocate (c[*], source=b) >>> >>> is identical. Is that not so? >>> >>> Is the segfault expected? >>> >>> Thanks >>> >>> Anton >>> >> >> -- John Harper, School of Mathematics Statistics and Operations Research >> Victoria University, PO Box 600, Wellington 6140, New Zealand >> e-mail [log in to unmask] phone (+64)(4)463 5276 fax (+64)(4)463 5045 > -- > > Cheers! > Dan Nagle ifort supplies its own limited copy of MPI library (libicaf) for support of co-arrays. mpiifort isn't needed unless MPI is used explicitly (or by libraries such as MKL),. If the compiler environment is set up properly, as by sourceing the compilervars.[c]sh, LD_LIBRARY_PATH would include a path to the mpirt directory. If that is missing, it's a broken installation (library directory not where the installer wanted to put it,....) Sorry, Tim -- Tim Prince