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<p class="MsoNormal">From configure.log and also my make check command I receive error message due to my Lapack libraries depending on older version of gfortran compared to petsc libraries. I am copy+pasting make check output:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------<o:p></o:p></p>
<p class="MsoNormal">Running check examples to verify correct installation<o:p></o:p></p>
<p class="MsoNormal">Using PETSC_DIR=/home/vbhamidipati/petsc/petsc and PETSC_ARCH=arch-linux-c-debug<o:p></o:p></p>
<p class="MsoNormal">*******************Error detected during compile or link!*******************<o:p></o:p></p>
<p class="MsoNormal">See http://www.mcs.anl.gov/petsc/documentation/faq.html<o:p></o:p></p>
<p class="MsoNormal">/home/vbhamidipati/petsc/petsc/src/snes/tutorials ex19<o:p></o:p></p>
<p class="MsoNormal">*********************************************************************************<o:p></o:p></p>
<p class="MsoNormal">mpicc -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector -fvisibility=hidden -g3 -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector -fvisibility=hidden -g3 -I/home/vbhamidipati/petsc/petsc/include
-I/home/vbhamidipati/petsc/petsc/arch-linux-c-debug/include ex19.c -Wl,-rpath,/home/vbhamidipati/petsc/petsc/arch-linux-c-debug/lib -L/home/vbhamidipati/petsc/petsc/arch-linux-c-debug/lib -Wl,-rpath,/usr/lib64/mpich-3.2/lib -L/usr/lib64/mpich-3.2/lib
-Wl,-rpath,/opt/rh/devtoolset-8/root/usr/lib/gcc/x86_64-redhat-linux/8 -L/opt/rh/devtoolset-8/root/usr/lib/gcc/x86_64-redhat-linux/8 -Wl,-rpath,/opt/rh/devtoolset-8/root/usr/lib64 -L/opt/rh/devtoolset-8/root/usr/lib64 -Wl,-rpath,/opt/rh/devtoolset-8/root/usr/lib
-L/opt/rh/devtoolset-8/root/usr/lib -lpetsc -llapack -lblas -lpthread -lm -lX11 -lstdc++ -ldl -lmpifort -lmpi -lgfortran -lm -lgfortran -lm -lgcc_s -lquadmath -lstdc++ -ldl -o ex19<o:p></o:p></p>
<p class="MsoNormal">/opt/rh/devtoolset-8/root/usr/libexec/gcc/x86_64-redhat-linux/8/ld: warning: libgfortran.so.3, needed by /lib/../lib64/liblapack.so, may conflict with libgfortran.so.5<o:p></o:p></p>
<p class="MsoNormal">/opt/rh/devtoolset-8/root/usr/libexec/gcc/x86_64-redhat-linux/8/ld: warning: libgfortran.so.3, needed by /lib/../lib64/liblapack.so, may conflict with libgfortran.so.5<o:p></o:p></p>
<p class="MsoNormal">C/C++ example src/snes/tutorials/ex19 run successfully with 1 MPI process<o:p></o:p></p>
<p class="MsoNormal">C/C++ example src/snes/tutorials/ex19 run successfully with 2 MPI processes<o:p></o:p></p>
<p class="MsoNormal">*******************Error detected during compile or link!*******************<o:p></o:p></p>
<p class="MsoNormal">See http://www.mcs.anl.gov/petsc/documentation/faq.html<o:p></o:p></p>
<p class="MsoNormal">/home/vbhamidipati/petsc/petsc/src/snes/tutorials ex5f<o:p></o:p></p>
<p class="MsoNormal">*********************************************************<o:p></o:p></p>
<p class="MsoNormal">mpif90 -Wall -ffree-line-length-0 -Wno-unused-dummy-argument -g -Wall -ffree-line-length-0 -Wno-unused-dummy-argument -g -I/home/vbhamidipati/petsc/petsc/include -I/home/vbhamidipati/petsc/petsc/arch-linux-c-debug/include ex5f.F90
-Wl,-rpath,/home/vbhamidipati/petsc/petsc/arch-linux-c-debug/lib -L/home/vbhamidipati/petsc/petsc/arch-linux-c-debug/lib -Wl,-rpath,/usr/lib64/mpich-3.2/lib -L/usr/lib64/mpich-3.2/lib -Wl,-rpath,/opt/rh/devtoolset-8/root/usr/lib/gcc/x86_64-redhat-linux/8 -L/opt/rh/devtoolset-8/root/usr/lib/gcc/x86_64-redhat-linux/8
-Wl,-rpath,/opt/rh/devtoolset-8/root/usr/lib64 -L/opt/rh/devtoolset-8/root/usr/lib64 -Wl,-rpath,/opt/rh/devtoolset-8/root/usr/lib -L/opt/rh/devtoolset-8/root/usr/lib -lpetsc -llapack -lblas -lpthread -lm -lX11 -lstdc++ -ldl -lmpifort -lmpi -lgfortran -lm -lgfortran
-lm -lgcc_s -lquadmath -lstdc++ -ldl -o ex5f<o:p></o:p></p>
<p class="MsoNormal">/opt/rh/devtoolset-8/root/usr/libexec/gcc/x86_64-redhat-linux/8/ld: warning: libgfortran.so.3, needed by /lib/../lib64/liblapack.so, may conflict with libgfortran.so.5<o:p></o:p></p>
<p class="MsoNormal">/opt/rh/devtoolset-8/root/usr/libexec/gcc/x86_64-redhat-linux/8/ld: warning: libgfortran.so.3, needed by /lib/../lib64/liblapack.so, may conflict with libgfortran.so.5<o:p></o:p></p>
<p class="MsoNormal">/opt/rh/devtoolset-8/root/usr/libexec/gcc/x86_64-redhat-linux/8/ld: warning: libgfortran.so.3, needed by /lib/../lib64/liblapack.so, may conflict with libgfortran.so.5<o:p></o:p></p>
<p class="MsoNormal">/opt/rh/devtoolset-8/root/usr/libexec/gcc/x86_64-redhat-linux/8/ld: warning: libgfortran.so.3, needed by /lib/../lib64/liblapack.so, may conflict with libgfortran.so.5<o:p></o:p></p>
<p class="MsoNormal">Fortran example src/snes/tutorials/ex5f run successfully with 1 MPI process<o:p></o:p></p>
<p class="MsoNormal">Completed test examples<o:p></o:p></p>
<p class="MsoNormal">--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Is this OK? Or should I replace Lapack libraries and rebuild petsc?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Vikram<o:p></o:p></p>
<p class="MsoNormal">---------------------------------------------------<o:p></o:p></p>
<p class="MsoNormal">Vikram Bhamidipati<o:p></o:p></p>
<p class="MsoNormal">Senior Research Engineer<o:p></o:p></p>
<p class="MsoNormal">Computational Material Integrity Section<o:p></o:p></p>
<p class="MsoNormal">Materials Engineering Department<o:p></o:p></p>
<p class="MsoNormal">Mechanical Engineering Division<o:p></o:p></p>
<p class="MsoNormal">Ph: (210) 522-2576<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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