diff --git a/libcxx/docs/index.rst b/libcxx/docs/index.rst
index 118f346158fa8..83568f6b82042 100644
--- a/libcxx/docs/index.rst
+++ b/libcxx/docs/index.rst
@@ -117,7 +117,7 @@ velocity, libc++ drops support for older compilers as newer ones are released.
 Compiler     Versions        Restrictions               Support policy
 ============ =============== ========================== =====================
 Clang        15, 16, 17-git                             latest two stable releases per `LLVM's release page <https://releases.llvm.org>`_ and the development version
-AppleClang   14                                         latest stable release per `Xcode's release page <https://developer.apple.com/documentation/xcode-release-notes>`_
+AppleClang   15                                         latest stable release per `Xcode's release page <https://developer.apple.com/documentation/xcode-release-notes>`_
 Open XL      17.1 (AIX)                                 latest stable release per `Open XL's documentation page <https://www.ibm.com/docs/en/openxl-c-and-cpp-aix>`_
 GCC          12              In C++11 or later only     latest stable release per `GCC's release page <https://gcc.gnu.org/releases.html>`_
 ============ =============== ========================== =====================
diff --git a/libcxx/include/__config b/libcxx/include/__config
index f301b6450992d..52bf12f80a28b 100644
--- a/libcxx/include/__config
+++ b/libcxx/include/__config
@@ -37,8 +37,8 @@
 #      warning "Libc++ only supports Clang 15 and later"
 #    endif
 #  elif defined(_LIBCPP_APPLE_CLANG_VER)
-#    if _LIBCPP_APPLE_CLANG_VER < 1400
-#      warning "Libc++ only supports AppleClang 14 and later"
+#    if _LIBCPP_APPLE_CLANG_VER < 1500
+#      warning "Libc++ only supports AppleClang 15 and later"
 #    endif
 #  elif defined(_LIBCPP_GCC_VER)
 #    if _LIBCPP_GCC_VER < 1300
diff --git a/libcxx/test/libcxx/atomics/bit-int.verify.cpp b/libcxx/test/libcxx/atomics/bit-int.verify.cpp
index 209ec71d9e9ce..03880a1b6215c 100644
--- a/libcxx/test/libcxx/atomics/bit-int.verify.cpp
+++ b/libcxx/test/libcxx/atomics/bit-int.verify.cpp
@@ -12,8 +12,6 @@
 // disable them for now until their behavior can be designed better later.
 // See https://reviews.llvm.org/D84049 for details.
 
-// UNSUPPORTED: apple-clang-14
-
 // UNSUPPORTED: c++03
 
 #include <atomic>
diff --git a/libcxx/test/libcxx/experimental/fexperimental-library.compile.pass.cpp b/libcxx/test/libcxx/experimental/fexperimental-library.compile.pass.cpp
index 4dcbac0fb74b4..aaf6b0a8ad49a 100644
--- a/libcxx/test/libcxx/experimental/fexperimental-library.compile.pass.cpp
+++ b/libcxx/test/libcxx/experimental/fexperimental-library.compile.pass.cpp
@@ -12,9 +12,6 @@
 // GCC does not support the -fexperimental-library flag
 // UNSUPPORTED: gcc
 
-// AppleClang does not support the -fexperimental-library flag yet
-// UNSUPPORTED: apple-clang-14.0
-
 // Clang on AIX currently pretends that it is Clang 15, even though it is not (as of writing
 // this, LLVM 15 hasn't even been branched yet).
 // UNSUPPORTED: clang-15 && buildhost=aix
diff --git a/libcxx/test/libcxx/memory/aligned_allocation_macro.compile.pass.cpp b/libcxx/test/libcxx/memory/aligned_allocation_macro.compile.pass.cpp
index 4a22ad91fe395..d26339730be9c 100644
--- a/libcxx/test/libcxx/memory/aligned_allocation_macro.compile.pass.cpp
+++ b/libcxx/test/libcxx/memory/aligned_allocation_macro.compile.pass.cpp
@@ -9,9 +9,6 @@
 // UNSUPPORTED: c++03, c++11, c++14
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 #include <new>
 
 #include "test_macros.h"
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.pass.cpp
index 06702b8c30253..b7bfee9f58609 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.pass.cpp
@@ -16,9 +16,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.replace.indirect.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.replace.indirect.pass.cpp
index 6d8a6299bc9d9..64d987ed691b2 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.replace.indirect.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align.replace.indirect.pass.cpp
@@ -18,9 +18,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.pass.cpp
index 00ccdbc6ea293..ca1e529d6b74f 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.pass.cpp
@@ -16,9 +16,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.indirect.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.indirect.pass.cpp
index 15eba5a163bef..a62128942eaf6 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.indirect.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.indirect.pass.cpp
@@ -19,9 +19,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.pass.cpp
index ce206b8ee1182..9a830e0e82990 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/new.size_align_nothrow.replace.pass.cpp
@@ -16,9 +16,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/nodiscard.verify.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/nodiscard.verify.cpp
index 0569df4b3c9e6..cb5ea43fdef36 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/nodiscard.verify.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.array/nodiscard.verify.cpp
@@ -20,9 +20,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align.pass.cpp
index 7dd3a357ba35c..49b797f69d09b 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align.pass.cpp
@@ -13,9 +13,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // asan and msan will not call the new handler.
 // UNSUPPORTED: sanitizer-new-delete
 
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.pass.cpp
index 0c7d78d7f2eb6..7149a377f983a 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.pass.cpp
@@ -13,9 +13,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // asan and msan will not call the new handler.
 // UNSUPPORTED: sanitizer-new-delete
 
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.indirect.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.indirect.pass.cpp
index ff32fb334beef..3cbb5aaf8f0be 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.indirect.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.indirect.pass.cpp
@@ -18,9 +18,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.pass.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.pass.cpp
index af2f82e3f2937..25a3bf767307f 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.pass.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/new.size_align_nothrow.replace.pass.cpp
@@ -16,9 +16,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/nodiscard.verify.cpp b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/nodiscard.verify.cpp
index eed808fdb2325..d7547ae5783d8 100644
--- a/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/nodiscard.verify.cpp
+++ b/libcxx/test/std/language.support/support.dynamic/new.delete/new.delete.single/nodiscard.verify.cpp
@@ -20,9 +20,6 @@
 // We get availability markup errors when aligned allocation is missing
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // Libc++ when built for z/OS doesn't contain the aligned allocation functions,
 // nor does the dynamic library shipped with z/OS.
 // UNSUPPORTED: target={{.+}}-zos{{.*}}
diff --git a/libcxx/test/std/language.support/support.srcloc/general.pass.cpp b/libcxx/test/std/language.support/support.srcloc/general.pass.cpp
index 761cd66dc87a4..852aa0c7c37d0 100644
--- a/libcxx/test/std/language.support/support.srcloc/general.pass.cpp
+++ b/libcxx/test/std/language.support/support.srcloc/general.pass.cpp
@@ -8,7 +8,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17
 // UNSUPPORTED: clang-15
-// UNSUPPORTED: apple-clang-14
 
 #include <source_location>
 
diff --git a/libcxx/test/std/ranges/range.adaptors/range.filter/iterator/arrow.pass.cpp b/libcxx/test/std/ranges/range.adaptors/range.filter/iterator/arrow.pass.cpp
index 7059ce5370cbe..bd1f4ec481393 100644
--- a/libcxx/test/std/ranges/range.adaptors/range.filter/iterator/arrow.pass.cpp
+++ b/libcxx/test/std/ranges/range.adaptors/range.filter/iterator/arrow.pass.cpp
@@ -7,7 +7,7 @@
 //===----------------------------------------------------------------------===//
 
 // This test is hitting Clang bugs with LSV in older versions of Clang.
-// UNSUPPORTED: clang-modules-build && (clang-15 || apple-clang-14)
+// UNSUPPORTED: clang-modules-build && clang-15
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17
 
diff --git a/libcxx/test/std/thread/futures/futures.task/futures.task.members/ctad.static.compile.pass.cpp b/libcxx/test/std/thread/futures/futures.task/futures.task.members/ctad.static.compile.pass.cpp
index c619789fc6603..b1a218a5f0f14 100644
--- a/libcxx/test/std/thread/futures/futures.task/futures.task.members/ctad.static.compile.pass.cpp
+++ b/libcxx/test/std/thread/futures/futures.task/futures.task.members/ctad.static.compile.pass.cpp
@@ -8,7 +8,7 @@
 
 // UNSUPPORTED: no-threads
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// XFAIL: clang-15, apple-clang-14
+// XFAIL: clang-15
 
 // checks that CTAD for std::packaged_task works properly with static operator() overloads
 
diff --git a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.U.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.U.pass.cpp
index 4d47403344dee..f9d07a7632665 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.U.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.U.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 //  template<class U = T>
 //   constexpr expected& operator=(U&& v);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.copy.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.copy.pass.cpp
index cec3858b34d89..03fe888b0a5e7 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.copy.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.copy.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // constexpr expected& operator=(const expected& rhs);
 //
 // Effects:
diff --git a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.move.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.move.pass.cpp
index ae6cc72b48077..8c419afd10729 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.move.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.move.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // constexpr expected& operator=(expected&& rhs) noexcept(see below);
 //
 // Constraints:
diff --git a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.copy.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.copy.pass.cpp
index 748ec6635f0aa..92a0c42e88d29 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.copy.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.copy.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // template<class G>
 //   constexpr expected& operator=(const unexpected<G>& e);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.move.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.move.pass.cpp
index ef6c808a7a5e0..98501973d2a6f 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.move.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/assign/assign.unexpected.move.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // template<class G>
 //   constexpr expected& operator=(unexpected<G>&& e);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.expected/assign/emplace.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/assign/emplace.pass.cpp
index 30392b791c5d4..c62e628935020 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/assign/emplace.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/assign/emplace.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // template<class... Args>
 //   constexpr T& emplace(Args&&... args) noexcept;
 // Constraints: is_nothrow_constructible_v<T, Args...> is true.
diff --git a/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.inplace_init_list.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.inplace_init_list.pass.cpp
index 3d62967fa77ee..b4cad54b860e9 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.inplace_init_list.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.inplace_init_list.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // template<class U, class... Args>
 //   constexpr explicit expected(in_place_t, initializer_list<U> il, Args&&... args);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.unexpect_init_list.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.unexpect_init_list.pass.cpp
index 09bfb535606fd..7cc36b51e4153 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.unexpect_init_list.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/ctor/ctor.unexpect_init_list.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // template<class U, class... Args>
 //   constexpr explicit expected(unexpect_t, initializer_list<U> il, Args&&... args);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.expected/dtor.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/dtor.pass.cpp
index 62bc9c38c86ba..7596d2e6ec642 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/dtor.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/dtor.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // constexpr ~expected();
 //
 // Effects: If has_value() is true, destroys val, otherwise destroys unex.
diff --git a/libcxx/test/std/utilities/expected/expected.expected/swap/free.swap.pass.cpp b/libcxx/test/std/utilities/expected/expected.expected/swap/free.swap.pass.cpp
index 2a004b0cd7474..ca0dd3e66a596 100644
--- a/libcxx/test/std/utilities/expected/expected.expected/swap/free.swap.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.expected/swap/free.swap.pass.cpp
@@ -7,7 +7,7 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 // Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: clang-15, apple-clang-14
+// XFAIL: clang-15
 
 // friend constexpr void swap(expected& x, expected& y) noexcept(noexcept(x.swap(y)));
 
diff --git a/libcxx/test/std/utilities/expected/expected.void/assign/assign.copy.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/assign/assign.copy.pass.cpp
index 89c4b699cd253..b1968bcc24240 100644
--- a/libcxx/test/std/utilities/expected/expected.void/assign/assign.copy.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/assign/assign.copy.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // constexpr expected& operator=(const expected& rhs);
 //
 // Effects:
diff --git a/libcxx/test/std/utilities/expected/expected.void/assign/assign.move.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/assign/assign.move.pass.cpp
index 3954cda51c346..e6a29cd62583b 100644
--- a/libcxx/test/std/utilities/expected/expected.void/assign/assign.move.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/assign/assign.move.pass.cpp
@@ -6,8 +6,6 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
 
 // constexpr expected& operator=(expected&& rhs) noexcept(see below);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.copy.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.copy.pass.cpp
index c42563b93737f..1ae96530e528e 100644
--- a/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.copy.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.copy.pass.cpp
@@ -6,8 +6,6 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
 
 // template<class G>
 //   constexpr expected& operator=(const unexpected<G>& e);
diff --git a/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.move.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.move.pass.cpp
index d069af88cb488..ea947715af28f 100644
--- a/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.move.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/assign/assign.unexpected.move.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // template<class G>
 //   constexpr expected& operator=(unexpected<G>&& e);
 //
diff --git a/libcxx/test/std/utilities/expected/expected.void/assign/emplace.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/assign/emplace.pass.cpp
index 3d178dab56a1d..a01895abf660a 100644
--- a/libcxx/test/std/utilities/expected/expected.void/assign/emplace.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/assign/emplace.pass.cpp
@@ -7,9 +7,6 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
-
 // constexpr void emplace() noexcept;
 //
 // Effects: If has_value() is false, destroys unex and sets has_val to true.
diff --git a/libcxx/test/std/utilities/expected/expected.void/ctor/ctor.unexpect_init_list.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/ctor/ctor.unexpect_init_list.pass.cpp
index f116432962e09..a73921225f1fa 100644
--- a/libcxx/test/std/utilities/expected/expected.void/ctor/ctor.unexpect_init_list.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/ctor/ctor.unexpect_init_list.pass.cpp
@@ -6,8 +6,6 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
 
 // template<class U, class... Args>
 //   constexpr explicit expected(unexpect_t, initializer_list<U> il, Args&&... args);
diff --git a/libcxx/test/std/utilities/expected/expected.void/dtor.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/dtor.pass.cpp
index 619504016db77..aa8f225110bb5 100644
--- a/libcxx/test/std/utilities/expected/expected.void/dtor.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/dtor.pass.cpp
@@ -6,8 +6,6 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
 
 // constexpr ~expected();
 //
diff --git a/libcxx/test/std/utilities/expected/expected.void/swap/free.swap.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/swap/free.swap.pass.cpp
index b293fe27c8d80..4e2a1967c9f4b 100644
--- a/libcxx/test/std/utilities/expected/expected.void/swap/free.swap.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/swap/free.swap.pass.cpp
@@ -7,7 +7,7 @@
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
 // Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: clang-15, apple-clang-14
+// XFAIL: clang-15
 
 // friend constexpr void swap(expected& x, expected& y) noexcept(noexcept(swap(x,y)));
 
diff --git a/libcxx/test/std/utilities/expected/expected.void/swap/member.swap.pass.cpp b/libcxx/test/std/utilities/expected/expected.void/swap/member.swap.pass.cpp
index 3eed916d431ee..a71c701a46930 100644
--- a/libcxx/test/std/utilities/expected/expected.void/swap/member.swap.pass.cpp
+++ b/libcxx/test/std/utilities/expected/expected.void/swap/member.swap.pass.cpp
@@ -6,8 +6,6 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// Older Clangs do not support the C++20 feature to constrain destructors
-// XFAIL: apple-clang-14
 
 // constexpr void swap(expected& rhs) noexcept(see below);
 //
diff --git a/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/ctad.static.compile.pass.cpp b/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/ctad.static.compile.pass.cpp
index e4d4809a1656d..3b7bb796dedf3 100644
--- a/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/ctad.static.compile.pass.cpp
+++ b/libcxx/test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/ctad.static.compile.pass.cpp
@@ -7,7 +7,7 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
-// XFAIL: clang-15, apple-clang-14
+// XFAIL: clang-15
 
 // checks that CTAD for std::function works properly with static operator() overloads
 
diff --git a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.bounded.pass.cpp b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.bounded.pass.cpp
index 2a59640c97254..79558cfc4c6c0 100644
--- a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.bounded.pass.cpp
+++ b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.bounded.pass.cpp
@@ -11,9 +11,6 @@
 // This test requires support for aligned allocation to test overaligned types.
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // <memory>
 
 // shared_ptr
diff --git a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.unbounded.pass.cpp b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.unbounded.pass.cpp
index 4aa40b3beea2c..f6e0f4e246715 100644
--- a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.unbounded.pass.cpp
+++ b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/allocate_shared.array.unbounded.pass.cpp
@@ -11,9 +11,6 @@
 // This test requires support for aligned allocation to test overaligned types.
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // <memory>
 
 // shared_ptr
diff --git a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.bounded.pass.cpp b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.bounded.pass.cpp
index 1aeb56cc4d8f9..60fb9bb25ff86 100644
--- a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.bounded.pass.cpp
+++ b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.bounded.pass.cpp
@@ -11,9 +11,6 @@
 // This test requires support for aligned allocation to test overaligned types.
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // <memory>
 
 // shared_ptr
diff --git a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.unbounded.pass.cpp b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.unbounded.pass.cpp
index 9493699ca907b..01681cdf3a675 100644
--- a/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.unbounded.pass.cpp
+++ b/libcxx/test/std/utilities/memory/util.smartptr/util.smartptr.shared/util.smartptr.shared.create/make_shared.array.unbounded.pass.cpp
@@ -11,9 +11,6 @@
 // This test requires support for aligned allocation to test overaligned types.
 // XFAIL: availability-aligned_allocation-missing
 
-// https://reviews.llvm.org/D129198 is not in AppleClang 14
-// XFAIL: stdlib=apple-libc++ && target={{.+}}-apple-macosx10.13{{(.0)?}} && apple-clang-14
-
 // <memory>
 
 // shared_ptr