Fix build of in-tree libcxx. libcxx doesn't actually

need any of the LLVM support libraries. Reviewed
by Daniel Dunbar.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120602 91177308-0d34-0410-b5e6-96231b3b80d8

runtime/libcxx/Makefile

@@ -43,7 +43,7 @@ ifeq ($(HOST_OS),Darwin)
     LLVMLibsOptions += -Wl,-compatibility_version,1
 
     # Don't link with default libraries.
-    LLVMLibsOptions += -nodefaultlibs -lSupport
+    LLVMLibsOptions += -nodefaultlibs
 
     # Reexport libc++abi.
     LLVMLibsOptions += -Wl,-reexport_library,/usr/lib/libc++abi.dylib