Fixed: gcc-4.9 does not support DCAS for atomic (a lot of crashes in TaggedFreeList)

[libcds.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b059ad378bce877b321b088417d1eb673c2ca3b2..6aaa300db8f92c8a8fe5bb476773ffdf6b0f446b 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -78,12 +78,12 @@ if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE Debug CACHE STRING "Default build type to Debug" FORCE)
 endif()
 
-if(CMAKE_COMPILER_IS_GNUCXX)
+if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang" )
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wextra -pedantic -fno-strict-aliasing")  
   if(CMAKE_TARGET_ARCHITECTURE STREQUAL "x86_64")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mcx16")
   endif()    
-  if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS "7.0.0")
+  if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "7.0.0")
 #   gcc 4.8 - 6: disable noise -Wunused-local-typedefs
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-local-typedefs")  
   endif()