Enable c++1z experimental builds.

Patch by David Abdurachmanov! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@305123 91177308-0d34-0410-b5e6-96231b3b80d8
qzmfranklin · Jun 9, 2017 · 7bdba10 · 7bdba10
1 parent af1531a
commit 7bdba10
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diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -385,6 +385,7 @@ else()
   option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." ON)
 endif()
 option(LLVM_ENABLE_CXX1Y "Compile with C++1y enabled." OFF)
+option(LLVM_ENABLE_CXX1Z "Compile with C++1z enabled." OFF)
 option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
 option(LLVM_ENABLE_LLD "Use lld as C and C++ linker." OFF)
 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)

diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
@@ -385,6 +385,9 @@ elseif( LLVM_COMPILER_IS_GCC_COMPATIBLE )
   if (LLVM_ENABLE_CXX1Y)
     check_cxx_compiler_flag("-std=c++1y" CXX_SUPPORTS_CXX1Y)
     append_if(CXX_SUPPORTS_CXX1Y "-std=c++1y" CMAKE_CXX_FLAGS)
+  elseif(LLVM_ENABLE_CXX1Z)
+    check_cxx_compiler_flag("-std=c++1z" CXX_SUPPORTS_CXX1Z)
+    append_if(CXX_SUPPORTS_CXX1Z "-std=c++1z" CMAKE_CXX_FLAGS)
   else()
     check_cxx_compiler_flag("-std=c++11" CXX_SUPPORTS_CXX11)
     if (CXX_SUPPORTS_CXX11)