Author: ericwf
Date: Thu Mar  2 15:55:17 2017
New Revision: 296823

URL: http://llvm.org/viewvc/llvm-project?rev=296823&view=rev
Log:
Work around GCC linking errors within libc++abi due to missing new/delete 
definitions

Modified:
    libcxxabi/trunk/CMakeLists.txt

Modified: libcxxabi/trunk/CMakeLists.txt
URL: 
http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/CMakeLists.txt?rev=296823&r1=296822&r2=296823&view=diff
==============================================================================
--- libcxxabi/trunk/CMakeLists.txt (original)
+++ libcxxabi/trunk/CMakeLists.txt Thu Mar  2 15:55:17 2017
@@ -141,9 +141,13 @@ option(LIBCXXABI_HAS_EXTERNAL_THREAD_API
 option(LIBCXXABI_BUILD_EXTERNAL_THREAD_LIBRARY
   "Build libc++abi with an externalized threading library.
    This option may only be set to ON when LIBCXXABI_ENABLE_THREADS=ON" OFF)
+
+# FIXME: This option should default to off. Unfortunatly GCC 4.9 fails to link
+# programs to due undefined references to new/delete in libc++abi. Once this
+# has been fixed or worked around the default value should be changed.
 option(LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS
     "Build libc++abi with definitions for operator new/delete. Normally libc++
-    provides these definitions" OFF)
+    provides these definitions" ON)
 option(LIBCXXABI_BUILD_32_BITS "Build 32 bit libc++abi." ${LLVM_BUILD_32_BITS})
 option(LIBCXXABI_INCLUDE_TESTS "Generate build targets for the libc++abi unit 
tests." ${LLVM_INCLUDE_TESTS})
 set(LIBCXXABI_TARGET_TRIPLE "" CACHE STRING "Target triple for cross 
compiling.")


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