[libcxxabi] r302761 - Allow undefined symbols when linking libc++abi.dll on Windows

[Eric Fiselier via cfe-commits]

Author: ericwf
Date: Wed May 10 22:49:48 2017
New Revision: 302761

URL: http://llvm.org/viewvc/llvm-project?rev=302761&view=rev
Log:
Allow undefined symbols when linking libc++abi.dll on Windows

Modified:
    libcxxabi/trunk/CMakeLists.txt

Modified: libcxxabi/trunk/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/CMakeLists.txt?rev=302761&r1=302760&r2=302761&view=diff
==============================================================================
--- libcxxabi/trunk/CMakeLists.txt (original)
+++ libcxxabi/trunk/CMakeLists.txt Wed May 10 22:49:48 2017
@@ -431,7 +431,8 @@ endif()
 
 set(LIBCXXABI_HAS_UNDEFINED_SYMBOLS OFF)
 if ((NOT LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS)
-    OR (LIBCXXABI_BUILD_EXTERNAL_THREAD_LIBRARY AND LIBCXXABI_ENABLE_SHARED))
+    OR (LIBCXXABI_BUILD_EXTERNAL_THREAD_LIBRARY AND LIBCXXABI_ENABLE_SHARED)
+    OR MINGW)
   set(LIBCXXABI_HAS_UNDEFINED_SYMBOLS ON)
 endif()