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Hi,<BR>I have tried some versions of mpich2. Each time when I make testing, I get Errors like this:<BR> <BR>Failed to build threads; make[3]: Entering directory `/home/hyliu/software/mpich2/mpich2-1.4/test/mpi/threads/pt2pt'<br>  CC              threads.c<br>(cd ../util && make mtestthread.o)<br>make[4]: Entering directory `/home/hyliu/software/mpich2/mpich2-1.4/test/mpi/threads/util'<br>  CC              mtestthread.c<br>PGC-S-0040-Illegal use of symbol, pthread_barrier_t (mtestthread.c: 185)<br>PGC-W-0156-Type not specified, 'int' assumed (mtestthread.c: 185)<br>PGC/x86-64 Linux 10.6-0: compilation completed with severe errors<br>make[4]: *** [mtestthread.o] Error 2<br>make[4]: Leaving directory `/home/hyliu/software/mpich2/mpich2-1.4/test/mpi/threads/util'<br>make[3]: *** [../util/mtestthread.o] Error 2<br>make[3]: Leaving

  directory `/home/hyliu/software/mpich2/mpich2-1.4/test/mpi/threads/pt2pt'<BR> <BR>My environment variables:<br> CC="pgcc"<br> CXX="pgCC"<br> FC="pgf77"<br> F90="pgf90"<br> CPP="pgCC -E"<br> CFLAGS="-mcmodel=medium"<br> FFLAGS="-mcmodel=medium"<BR> <BR>Thank you very much for your attention and help.<BR>Haoyan.<br><BR>                                          </div></body>

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