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Disable gcc-specific workaround for Clang to allow build with AVX512

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There is currently a workaround for an issue in gcc that requires invoking gcc with the -fabi-version flag. This workaround is not needed for Clang and moreover is not supported.
This commit is contained in:
Zvi Rackover 2017-11-16 19:53:38 +00:00
parent 672bdc126b
commit 599a88da27
1 changed files with 4 additions and 1 deletions
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5
CMakeLists.txt
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@ -232,7 +232,10 @@ if(NOT MSVC)
option(EIGEN_TEST_AVX512 "Enable/Disable AVX512 in tests/examples" OFF)
if(EIGEN_TEST_AVX512)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx512f -fabi-version=6 -DEIGEN_ENABLE_AVX512")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx512f -DEIGEN_ENABLE_AVX512")
if (NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fabi-version=6")
endif()
message(STATUS "Enabling AVX512 in tests/examples")
endif()