Add apple-clang-8 to list of XFAILS for some variant tests. Patch from Michael Park

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@290440 91177308-0d34-0410-b5e6-96231b3b80d8

test/libcxx/utilities/variant/variant.variant/variant.assign/copy.pass.cpp

@@ -11,7 +11,7 @@
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 
 // Clang 3.8 doesn't generate constexpr special members correctly.
-// XFAIL: clang-3.8, apple-clang-7
+// XFAIL: clang-3.8, apple-clang-7, apple-clang-8
 
 // <variant>
 

test/libcxx/utilities/variant/variant.variant/variant.assign/move.pass.cpp

@@ -11,7 +11,7 @@
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 
 // Clang 3.8 doesn't generate constexpr special members correctly.
-// XFAIL: clang-3.8, apple-clang-7
+// XFAIL: clang-3.8, apple-clang-7, apple-clang-8
 
 
 // <variant>

test/std/utilities/variant/variant.variant/variant.status/index.pass.cpp

@@ -11,7 +11,7 @@
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 
 // Clang 3.8 doesn't allow constexpr variables of non-literal type
-// XFAIL: clang-3.8, apple-clang-7
+// XFAIL: clang-3.8, apple-clang-7, apple-clang-8
 
 // <variant>
 

test/std/utilities/variant/variant.variant/variant.status/valueless_by_exception.pass.cpp

@@ -11,7 +11,7 @@
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 
 // Clang 3.8 doesn't allow constexpr variables of non-literal type
-// XFAIL: clang-3.8, apple-clang-7
+// XFAIL: clang-3.8, apple-clang-7, apple-clang-8
 
 // <variant>