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FindBLAS: Use Intel fortran interface on OS X even with GNU Fortran

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According to Intel MKL Link Line Advisor, there is no GNU Fortran
interface library provided for OS X variant of Intel MKL. Because of
this missing library, FindBLAS was failing on OS X, looking for
nonexistent library libmkl_gf_[i]lp64.

To prevent this, FindBLAS will now always use Intel Fortran interface
for MKL on OS X (libmkl_intel_[i]lp64), even with GNU Fortran.
This commit is contained in:
Jakub Benda
2019-05-04 10:38:02 +01:00
parent d3a0582b0c
commit 8527dbbf44
1 changed files with 2 additions and 1 deletions
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Modules/FindBLAS.cmake
+2 -1
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@@ -239,7 +239,8 @@ if (BLA_VENDOR MATCHES "Intel" OR BLA_VENDOR STREQUAL "All")
set(BLAS_mkl_DLL_SUFFIX "_dll")
endif()
else()
if(CMAKE_Fortran_COMPILER_LOADED AND CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
# Switch to GNU Fortran support layer if needed (but not on Apple, where MKL does not provide it)
if(CMAKE_Fortran_COMPILER_LOADED AND CMAKE_Fortran_COMPILER_ID STREQUAL "GNU" AND NOT APPLE)
set(BLAS_mkl_INTFACE "gf")
set(BLAS_mkl_THREADING "gnu")
set(BLAS_mkl_OMP "gomp")