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FindMPI: Store imported target link flags as a list instead of a string

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We already use the `separate_arguments` `NATIVE_COMMAND` mode to parse
command-line strings into lists in several other places.

Fixes: #18897
This commit is contained in:
Robert Maynard
2019-06-14 16:24:23 -04:00
committed by Brad King
parent a423194311
commit f7eaa342de
1 changed files with 3 additions and 1 deletions
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Modules/FindMPI.cmake
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@@ -1144,7 +1144,9 @@ macro(_MPI_create_imported_target LANG)
set_property(TARGET MPI::MPI_${LANG} PROPERTY INTERFACE_LINK_LIBRARIES "")
if(MPI_${LANG}_LINK_FLAGS)
set_property(TARGET MPI::MPI_${LANG} APPEND PROPERTY INTERFACE_LINK_LIBRARIES "${MPI_${LANG}_LINK_FLAGS}")
separate_arguments(_MPI_${LANG}_LINK_FLAGS NATIVE_COMMAND "${MPI_${LANG}_LINK_FLAGS}")
set_property(TARGET MPI::MPI_${LANG} APPEND PROPERTY INTERFACE_LINK_LIBRARIES "${_MPI_${LANG}_LINK_FLAGS}")
unset(_MPI_${LANG}_LINK_FLAGS)
endif()
# If the compiler links MPI implicitly, no libraries will be found as they're contained within
# CMAKE_<LANG>_IMPLICIT_LINK_LIBRARIES already.