update

Former-commit-id: aba27ece245cadb9aff24943c957de29c6af2a00

cpp/cmake/ThirdPartyPackages.cmake

@@ -713,7 +713,8 @@ macro(build_faiss)
     if(${BUILD_FAISS_WITH_MKL} STREQUAL "true")
         message(STATUS "Build Faiss with MKL")
         if(NOT DEFINED MKL_LIB_PATH)
-            set(MKL_LIB_PATH "/opt/intel/compilers_and_libraries_2019.4.243/linux/mkl/lib/intel64")
+            set(MKL_LIB_PATH "/opt/intel/compilers_and_libraries_${MKL_VERSION}/linux/mkl/lib/intel64")
+            message(STATUS "MKL_LIB_PATH = ${MKL_LIB_PATH}")
         endif()
         set(FAISS_CONFIGURE_ARGS ${FAISS_CONFIGURE_ARGS}
                 "CPPFLAGS=-DMKL_ILP64 -m64 -I${MKL_LIB_PATH}/../../include"

cpp/thirdparty/versions.txt

@@ -3,6 +3,7 @@ BOOST_VERSION=1.70.0
 BZIP2_VERSION=1.0.6
 EASYLOGGINGPP_VERSION=v9.96.7
 FAISS_VERSION=7b07685
+MKL_VERSION=2019.4.243
 GTEST_VERSION=1.8.1
 JSONCONS_VERSION=0.126.0
 LAPACK_VERSION=v3.8.0