[libcxx] Mark test cxa_deleted_virtual.pass.cpp as failing for previous libcxx versions.

r313500 added a fix for undefined "___cxa_deleted_virtual" symbol.
Previous libcxx versions don't have the fix and corresponding test
should be failing.

rdar://problem/34521053

Reviewers: EricWF, mclow.lists, ahatanak

Reviewed By: ahatanak

Subscribers: mehdi_amini, cfe-commits

Differential Revision: https://reviews.llvm.org/D39776



git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@317734 91177308-0d34-0410-b5e6-96231b3b80d8

test/libcxx/language.support/cxa_deleted_virtual.pass.cpp

@@ -10,6 +10,15 @@
 // UNSUPPORTED: c++98, c++03
 
 // Test exporting the symbol: "__cxa_deleted_virtual" in macosx
+// But don't expect the symbol to be exported in previous versions.
+//
+// XFAIL: with_system_cxx_lib=macosx10.13
+// XFAIL: with_system_cxx_lib=macosx10.12
+// XFAIL: with_system_cxx_lib=macosx10.11
+// XFAIL: with_system_cxx_lib=macosx10.10
+// XFAIL: with_system_cxx_lib=macosx10.9
+// XFAIL: with_system_cxx_lib=macosx10.8
+// XFAIL: with_system_cxx_lib=macosx10.7
 
 struct S { virtual void f() = delete; virtual ~S() {} };
 int main() {