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GCC-7 requires libatomic to support 128-bit atomics on amd64, see https://gcc.gnu...
author
khizmax
<libcds.dev@gmail.com>
Wed, 3 May 2017 20:19:21 +0000
(23:19 +0300)
committer
khizmax
<libcds.dev@gmail.com>
Wed, 3 May 2017 20:19:21 +0000
(23:19 +0300)
CMakeLists.txt
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diff --git
a/CMakeLists.txt
b/CMakeLists.txt
index d22b482ac0a2fcda11a5d111a0b3c3b9398bff76..dc81972134d2bc6cfcc66742eed78c74c9d167a3 100644
(file)
--- a/
CMakeLists.txt
+++ b/
CMakeLists.txt
@@
-115,6
+115,13
@@
if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
if(CMAKE_TARGET_ARCHITECTURE STREQUAL "x86_64")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcx16")
set(LIB_SUFFIX "64")
if(CMAKE_TARGET_ARCHITECTURE STREQUAL "x86_64")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcx16")
set(LIB_SUFFIX "64")
+
+ # GCC-7: 128-bit atomics support is implemented via libatomic on amd64
+ # see https://gcc.gnu.org/ml/gcc/2017-01/msg00167.html
+ # Maybe, it will be changed in future
+ if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "7.0.0" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "8.0.0")
+ set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -latomic")
+ endif()
endif()
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "8.0.0")
endif()
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "8.0.0")