Update XFAIL am: 8fe43059c4 am: 4a2f5974ad
am: c936042a8d

Change-Id: Ic95a7f543eedf6337fca2f02fbbd38873e10c59d
diff --git a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong.pass.cpp b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong.pass.cpp
index 2cecd2b..e40979f 100644
--- a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong.pass.cpp
+++ b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong.pass.cpp
@@ -9,10 +9,6 @@
 //
 // UNSUPPORTED: libcpp-has-no-threads
 //  ... assertion fails line 34
-//
-// http://b/33278386
-// https://llvm.org/bugs/show_bug.cgi?id=30445
-// XFAIL: arm-linux-androideabi
 
 // <atomic>
 
diff --git a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong_explicit.pass.cpp b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong_explicit.pass.cpp
index 7deb55a..8ac8fc0 100644
--- a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong_explicit.pass.cpp
+++ b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_strong_explicit.pass.cpp
@@ -9,10 +9,6 @@
 //
 // UNSUPPORTED: libcpp-has-no-threads
 //  ... assertion fails line 38
-//
-// http://b/33278386
-// https://llvm.org/bugs/show_bug.cgi?id=30445
-// XFAIL: arm-linux-androideabi
 
 // <atomic>
 
diff --git a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak.pass.cpp b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak.pass.cpp
index d2f2007..da0f5c3 100644
--- a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak.pass.cpp
+++ b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak.pass.cpp
@@ -9,10 +9,6 @@
 //
 // UNSUPPORTED: libcpp-has-no-threads
 //  ... assertion fails line 34
-//
-// http://b/33278386
-// https://llvm.org/bugs/show_bug.cgi?id=30445
-// XFAIL: arm-linux-androideabi
 
 // <atomic>
 
diff --git a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak_explicit.pass.cpp b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak_explicit.pass.cpp
index 20bb0b9..b70446b 100644
--- a/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak_explicit.pass.cpp
+++ b/test/std/atomics/atomics.types.operations/atomics.types.operations.req/atomic_compare_exchange_weak_explicit.pass.cpp
@@ -9,10 +9,6 @@
 //
 // UNSUPPORTED: libcpp-has-no-threads
 //  ... assertion fails line 38
-//
-// http://b/33278386
-// https://llvm.org/bugs/show_bug.cgi?id=30445
-// XFAIL: arm-linux-androideabi
 
 // <atomic>
 
diff --git a/test/std/strings/basic.string/string.cons/implicit_deduction_guides.pass.cpp b/test/std/strings/basic.string/string.cons/implicit_deduction_guides.pass.cpp
index 0fbd663..443e88e 100644
--- a/test/std/strings/basic.string/string.cons/implicit_deduction_guides.pass.cpp
+++ b/test/std/strings/basic.string/string.cons/implicit_deduction_guides.pass.cpp
@@ -9,6 +9,10 @@
 
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // UNSUPPORTED: libcpp-no-deduction-guides
+//
+// This feature is not yet ready in clang
+// http://b/36401676
+// XFAIL: *
 
 // <string>
 
diff --git a/test/std/strings/string.view/string.view.cons/implicit_deduction_guides.pass.cpp b/test/std/strings/string.view/string.view.cons/implicit_deduction_guides.pass.cpp
index 7dd99d9..d9e1883 100644
--- a/test/std/strings/string.view/string.view.cons/implicit_deduction_guides.pass.cpp
+++ b/test/std/strings/string.view/string.view.cons/implicit_deduction_guides.pass.cpp
@@ -9,6 +9,10 @@
 
 // UNSUPPORTED: c++98, c++03, c++11, c++14
 // UNSUPPORTED: libcpp-no-deduction-guides
+//
+// This feature is not yet ready in clang
+// http://b/36401676
+// XFAIL: *
 
 // <string_view>
 
diff --git a/test/std/strings/string.view/string_view.literals/literal.pass.cpp b/test/std/strings/string.view/string_view.literals/literal.pass.cpp
index 710009c..23e9a75 100644
--- a/test/std/strings/string.view/string_view.literals/literal.pass.cpp
+++ b/test/std/strings/string.view/string_view.literals/literal.pass.cpp
@@ -12,6 +12,10 @@
 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9
 // UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8
 // Note: libc++ supports string_view before C++17, but literals were introduced in C++14
+//
+// This will fail before r290744
+// http://b/36400049
+// XFAIL: *
 
 #include <string_view>
 #include <cassert>
diff --git a/test/std/strings/string.view/string_view.literals/literal1.pass.cpp b/test/std/strings/string.view/string_view.literals/literal1.pass.cpp
index f663d02..52e2306 100644
--- a/test/std/strings/string.view/string_view.literals/literal1.pass.cpp
+++ b/test/std/strings/string.view/string_view.literals/literal1.pass.cpp
@@ -12,6 +12,10 @@
 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9
 // UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8
 // Note: libc++ supports string_view before C++17, but literals were introduced in C++14
+//
+// This will fail before r290744
+// http://b/36400049
+// XFAIL: *
 
 #include <string_view>
 #include <cassert>
diff --git a/test/std/strings/string.view/string_view.literals/literal2.pass.cpp b/test/std/strings/string.view/string_view.literals/literal2.pass.cpp
index 3bb6f6c..0bd8605 100644
--- a/test/std/strings/string.view/string_view.literals/literal2.pass.cpp
+++ b/test/std/strings/string.view/string_view.literals/literal2.pass.cpp
@@ -12,6 +12,10 @@
 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9
 // UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8
 // Note: libc++ supports string_view before C++17, but literals were introduced in C++14
+//
+// This will fail before r290744
+// http://b/36400049
+// XFAIL: *
 
 #include <string_view>
 #include <cassert>
diff --git a/test/std/strings/string.view/string_view.literals/literal3.pass.cpp b/test/std/strings/string.view/string_view.literals/literal3.pass.cpp
index 144a1cd..b5e5ff0 100644
--- a/test/std/strings/string.view/string_view.literals/literal3.pass.cpp
+++ b/test/std/strings/string.view/string_view.literals/literal3.pass.cpp
@@ -12,6 +12,10 @@
 // UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9
 // UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8
 // Note: libc++ supports string_view before C++17, but literals were introduced in C++14
+//
+// This will fail before r290744
+// http://b/36400049
+// XFAIL: *
 
 #include <string_view>
 #include <cassert>