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Add set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "-Wl,--no-as-needed") to CMakeLists.txt (#25445)

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Summary:
This is a fix for a rare build issue on Ubuntu:
`symbol lookup error: miniconda3/envs/pytorch-py3.7/lib/libmkl_intel_lp64.so: undefined symbol: mkl_blas_dsyrk`
https://software.intel.com/en-us/articles/symbol-lookup-error-when-linking-intel-mkl-with-gcc-on-ubuntu
Pull Request resolved: https://github.com/pytorch/pytorch/pull/25445

Differential Revision: D17151458

Pulled By: pbelevich

fbshipit-source-id: a0f3e86a05ac408b95446560f42fc16fbff2d7af
This commit is contained in:
Pavel Belevich 2019-09-04 13:38:08 -07:00 committed by Facebook Github Bot
parent 817f4502fb
commit 738303ba43
1 changed files with 7 additions and 0 deletions
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7
CMakeLists.txt
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@ -191,6 +191,13 @@ cmake_dependent_option(
set(ONNX_NAMESPACE "onnx_torch" CACHE STRING "A namespace for ONNX; needed to build with other frameworks that share ONNX.") set(ONNX_NAMESPACE "onnx_torch" CACHE STRING "A namespace for ONNX; needed to build with other frameworks that share ONNX.")
# This is a fix for a rare build issue on Ubuntu:
# symbol lookup error: miniconda3/envs/pytorch-py3.7/lib/libmkl_intel_lp64.so: undefined symbol: mkl_blas_dsyrk
# https://software.intel.com/en-us/articles/symbol-lookup-error-when-linking-intel-mkl-with-gcc-on-ubuntu
if(LINUX)
set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--no-as-needed")
endif()
if (MSVC) if (MSVC)
foreach(flag_var foreach(flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE