Remove -fabi-version=6 flag from AVX512 builds. It was added to fix builds with gcc 4.9, but these don't even work today, and the flag breaks compilation with newer versions of gcc.

This commit is contained in:
Rasmus Munk Larsen 2021-09-16 16:16:47 -07:00
parent 6cadab6896
commit 1239adfcab

View File

@ -243,18 +243,12 @@ if(NOT MSVC)
option(EIGEN_TEST_AVX512 "Enable/Disable AVX512 in tests/examples" OFF)
if(EIGEN_TEST_AVX512)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx512f -mfma")
if (NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fabi-version=6")
endif()
message(STATUS "Enabling AVX512 in tests/examples")
endif()
option(EIGEN_TEST_AVX512DQ "Enable/Disable AVX512DQ in tests/examples" OFF)
if(EIGEN_TEST_AVX512DQ)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx512dq")
if (NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fabi-version=6")
endif()
message(STATUS "Enabling AVX512DQ in tests/examples")
endif()