Better check for compiler standard support

84757cec · Teng Qin · Brenden Blanco · 86bcc27d · 84757cec
Commit 84757cec authored Aug 25, 2017 by Teng Qin Committed by Brenden Blanco Aug 25, 2017
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CMakeLists.txt CMakeLists.txt +2 -6

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--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -70,12 +70,8 @@ if (USINGISYSTEM AND GCC_VERSION VERSION_LESS 6.0)
  endforeach()
 endif()

-CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
-if(COMPILER_SUPPORTS_CXX11)
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
-else()
-  message(FATAL_ERROR "Compiler ${CMAKE_CXX_COMPILER} has no C++11 support.")
-endif()
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_STANDARD 11)

 endif(NOT PYTHON_ONLY AND ENABLE_CLANG_JIT)