[lld] 606cb85 - [lld] Require C++14 in LLD standalone build

[Jez Ng via llvm-commits]

Author: Jez Ng
Date: 2022-02-22T18:15:29-05:00
New Revision: 606cb8548a1b7763e0c8489c5efe66803a7ede72

URL: https://github.com/llvm/llvm-project/commit/606cb8548a1b7763e0c8489c5efe66803a7ede72
DIFF: https://github.com/llvm/llvm-project/commit/606cb8548a1b7763e0c8489c5efe66803a7ede72.diff

LOG: [lld] Require C++14 in LLD standalone build

This is what the Clang standalone build does too. And setting this
seems to be required to get the standalone build to work on my Mac.

Reviewed By: #lld-macho, MaskRay, Ericson2314, smeenai

Differential Revision: https://reviews.llvm.org/D120269

Added: 
    

Modified: 
    lld/CMakeLists.txt

Removed: 
    


################################################################################
diff  --git a/lld/CMakeLists.txt b/lld/CMakeLists.txt
index 9bcc135665d02..f51c864af8375 100644
--- a/lld/CMakeLists.txt
+++ b/lld/CMakeLists.txt
@@ -11,6 +11,10 @@ endif()
 include(GNUInstallDirs)
 
 if(LLD_BUILT_STANDALONE)
+  set(CMAKE_CXX_STANDARD 14 CACHE STRING "C++ standard to conform to")
+  set(CMAKE_CXX_STANDARD_REQUIRED YES)
+  set(CMAKE_CXX_EXTENSIONS NO)
+
   set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
   # Rely on llvm-config.