[libcxxabi] r351873 - Enable LLVM_ENABLE_WARNINGS when building standalone out of tree

[Martin Storsjo]

Author: mstorsjo
Date: Tue Jan 22 12:43:37 2019
New Revision: 351873

URL: http://llvm.org/viewvc/llvm-project?rev=351873&view=rev
Log:
Enable LLVM_ENABLE_WARNINGS when building standalone out of tree

When built within the llvm runtimes directory, the runtimes
CMakeLists.txt adds the same.

Differential Revision: https://reviews.llvm.org/D56979

Modified:
    libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake

Modified: libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake?rev=351873&r1=351872&r2=351873&view=diff
==============================================================================
--- libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake (original)
+++ libcxxabi/trunk/cmake/Modules/HandleOutOfTreeLLVM.cmake Tue Jan 22 12:43:37 2019
@@ -93,6 +93,8 @@ macro(configure_out_of_tree_llvm)
     endif()
   endif()
   if (LLVM_FOUND)
+    # Enable warnings, otherwise -w gets added to the cflags by HandleLLVMOptions.
+    set(LLVM_ENABLE_WARNINGS ON)
     include(AddLLVM OPTIONAL)
     include(HandleLLVMOptions OPTIONAL)
   endif()