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<div><span style="font-size:12pt">Hello all,</span></div>
<div><span style="font-size:12pt"><br>
</span></div>
<div><span style="font-size:12pt">We are attempting to build an application that relies on PETSc with Cray MPICH, and we're encountering the following build-time error:<br>
</span></div>
<div><span style="font-size:12pt"><br>
</span></div>
<div><span style="font-size:12pt">cd <snip>/exago/build/src/utils && hipcc -DHAVE_HIP -I<snip>/exago/include -I<snip>/exago/build -I<snip>spack/opt/spack/cray-sles15-zen2/clang-12.0.0-rocm4.2-mpich/magma-2.6.1-l3ckgjdgsf4yhyzzb5zaibqg5u6lzgdb/include -isystem
<snip>spack/opt/spack/cray-sles15-zen2/clang-12.0.0-rocm4.2-mpich/mumps-5.4.0-3naioareijver7s2em5sdsejh7s74kvf/include -isystem <cray-mpich prefix>/include -isystem <snip>spack/opt/spack/cray-sles15-zen2/clang-12.0.0-rocm4.2-mpich/petsc-3.14.1-bzve7phvhb7sf6ikzmm3jwgzjwgnm4ro/include
-O3 -DNDEBUG -fPIC -D__INSDIR__=\"\" -std=gnu++11 -MD -MT src/utils/CMakeFiles/UTILS_obj_static.dir/utils.cpp.o -MF CMakeFiles/UTILS_obj_static.dir/utils.cpp.o.d -o CMakeFiles/UTILS_obj_static.dir/utils.cpp.o -c <snip>/exago/src/utils/utils.cpp
<div>In file included from <snip>/exago/src/utils/utils.cpp:2:</div>
<div>In file included from <snip>/exago/include/common.h:8:</div>
<div>In file included from <snip>/spack/opt/spack/cray-sles15-zen2/clang-12.0.0-rocm4.2-mpich/petsc-3.14.1-bzve7phvhb7sf6ikzmm3jwgzjwgnm4ro/include/petsc.h:5:</div>
<div>In file included from <snip>/spack/opt/spack/cray-sles15-zen2/clang-12.0.0-rocm4.2-mpich/petsc-3.14.1-bzve7phvhb7sf6ikzmm3jwgzjwgnm4ro/include/petscbag.h:4:</div>
<div><snip>/spack/opt/spack/cray-sles15-zen2/clang-12.0.0-rocm4.2-mpich/petsc-3.14.1-bzve7phvhb7sf6ikzmm3jwgzjwgnm4ro/include/petscsys.h:211:6: error: "PETSc was configured with MPICH but now appears to be compiling using a non-MPICH mpi.h"</div>
<div># error "PETSc was configured with MPICH but now appears to be compiling using a non-MPICH mpi.h"</div>
<span> ^</span><br>
</span></div>
<div><span style="font-size:12pt"><br>
</span></div>
<div><span style="font-size:12pt">I've replaced some possibly sensitive paths with text in angle brackets for a description, eg <cray-mpich prefix>.</span></div>
<div><span style="font-size:12pt"><br>
</span></div>
<div><span style="font-size:12pt">Is this a known issue? Is it apparent from this text that we're doing anything wrong?<br>
</span></div>
<div><span style="font-size:12pt"><br>
</span></div>
<div><span style="font-size:12pt">Our source may be found at this repository: <a href="https://gitlab.pnnl.gov/exasgd/frameworks/exago" id="LPlnk">
https://gitlab.pnnl.gov/exasgd/frameworks/exago</a>.<br>
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<span style="font-size:12pt">Cheers,</span><br>
</p>
<p style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; text-align: start; background-color: rgb(255, 255, 255);">
<b><span style="margin:0px; font-size:11pt">Asher Mancinelli</span></b></p>
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<span style="font-size:10pt">Research Computing</span><br>
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<b style="font-size:11pt; font-style:inherit; font-variant-ligatures:inherit; font-variant-caps:inherit"><span style="color: rgb(234, 108, 22); font-size: 10pt;">Pacific Northwest National Laboratory</span></b><br>
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