[libcxx-commits] [libcxx] 57215ed - [libc++][PMR] Move the pmr::memory_resource destructor into the dylib
Nikolas Klauser via libcxx-commits
libcxx-commits at lists.llvm.org
Mon Oct 31 16:37:20 PDT 2022
Author: Nikolas Klauser
Date: 2022-11-01T00:37:04+01:00
New Revision: 57215eda64d089cecdd866026fd8a80db5dd1032
URL: https://github.com/llvm/llvm-project/commit/57215eda64d089cecdd866026fd8a80db5dd1032
DIFF: https://github.com/llvm/llvm-project/commit/57215eda64d089cecdd866026fd8a80db5dd1032.diff
LOG: [libc++][PMR] Move the pmr::memory_resource destructor into the dylib
This avoids emitting the VTable of `pmr::memory_resource` in every TU.
Reviewed By: ldionne
Spies: EricWF, nemanjai, libcxx-commits
Differential Revision: https://reviews.llvm.org/D136196
Added:
Modified:
libcxx/include/__memory_resource/memory_resource.h
libcxx/lib/abi/CHANGELOG.TXT
libcxx/lib/abi/arm64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
libcxx/lib/abi/powerpc-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
libcxx/lib/abi/powerpc64-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
libcxx/lib/abi/x86_64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.exceptions.nonew.abilist
libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.noexceptions.nonew.abilist
libcxx/src/memory_resource.cpp
libcxx/test/libcxx/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.mem/construct_piecewise_pair.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.ctor/memory_resource_convert.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/equal.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/not_equal.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/allocate.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/deallocate.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/dtor.pass.cpp
libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/is_equal.pass.cpp
Removed:
################################################################################
diff --git a/libcxx/include/__memory_resource/memory_resource.h b/libcxx/include/__memory_resource/memory_resource.h
index 2a307e04baf0d..0edcbfcad8679 100644
--- a/libcxx/include/__memory_resource/memory_resource.h
+++ b/libcxx/include/__memory_resource/memory_resource.h
@@ -24,13 +24,11 @@ namespace pmr {
// [mem.res.class]
-_LIBCPP_DIAGNOSTIC_PUSH
-_LIBCPP_CLANG_DIAGNOSTIC_IGNORED("-Wweak-vtables") // TODO: move destructor into the dylib
class _LIBCPP_TYPE_VIS memory_resource {
static const size_t __max_align = alignof(max_align_t);
public:
- virtual ~memory_resource() = default;
+ virtual ~memory_resource();
[[using __gnu__: __returns_nonnull__, __alloc_size__(2), __alloc_align__(3)]] _LIBCPP_HIDE_FROM_ABI void*
allocate(size_t __bytes, size_t __align = __max_align) {
@@ -49,7 +47,6 @@ class _LIBCPP_TYPE_VIS memory_resource {
virtual void do_deallocate(void*, size_t, size_t) = 0;
virtual bool do_is_equal(memory_resource const&) const noexcept = 0;
};
-_LIBCPP_DIAGNOSTIC_POP
// [mem.res.eq]
diff --git a/libcxx/lib/abi/CHANGELOG.TXT b/libcxx/lib/abi/CHANGELOG.TXT
index 4cc97097f05d2..6f17e8585bf47 100644
--- a/libcxx/lib/abi/CHANGELOG.TXT
+++ b/libcxx/lib/abi/CHANGELOG.TXT
@@ -16,6 +16,15 @@ New entries should be added directly below the "Version" header.
Version 16.0
------------
+* [libc++][PMR] Move the pmr::memory_resource destructor into the dylib
+
+ All platforms
+ -------------
+ Symbol added: _ZNSt3__13pmr15memory_resourceD0Ev
+ Symbol added: _ZNSt3__13pmr15memory_resourceD1Ev
+ Symbol added: _ZNSt3__13pmr15memory_resourceD2Ev
+ Symbol added: _ZTVNSt3__13pmr15memory_resourceE
+
* [libc++] [C++17] Implement <memory_resource>.
This commit adds <memory_resource> to the shared library.
diff --git a/libcxx/lib/abi/arm64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist b/libcxx/lib/abi/arm64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
index 9b966ed41e120..774bf3920a927 100644
--- a/libcxx/lib/abi/arm64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
+++ b/libcxx/lib/abi/arm64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
@@ -1559,6 +1559,9 @@
{'is_defined': True, 'name': '__ZNSt3__132__destroy_barrier_algorithm_baseEPNS_24__barrier_algorithm_baseE', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__134__construct_barrier_algorithm_baseERl', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13cinE', 'size': 0, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '__ZNSt3__13pmr15memory_resourceD0Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '__ZNSt3__13pmr15memory_resourceD1Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '__ZNSt3__13pmr15memory_resourceD2Ev', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13pmr19new_delete_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13pmr20get_default_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13pmr20null_memory_resourceEv', 'type': 'FUNC'}
@@ -2034,6 +2037,7 @@
{'is_defined': True, 'name': '__ZTINSt3__120__codecvt_utf8_utf16IDiEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTINSt3__120__codecvt_utf8_utf16IDsEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTINSt3__120__codecvt_utf8_utf16IwEE', 'size': 0, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '__ZTINSt3__13pmr15memory_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTINSt3__13pmr25monotonic_buffer_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTINSt3__13pmr26synchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTINSt3__13pmr28unsynchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
@@ -2205,6 +2209,7 @@
{'is_defined': True, 'name': '__ZTSNSt3__118basic_stringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTSNSt3__119basic_istringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTSNSt3__119basic_ostringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'size': 0, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '__ZTSNSt3__13pmr15memory_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTSNSt3__13pmr25monotonic_buffer_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTSNSt3__13pmr26synchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTSNSt3__13pmr28unsynchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
@@ -2411,6 +2416,7 @@
{'is_defined': True, 'name': '__ZTVNSt3__120__codecvt_utf8_utf16IDiEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__120__codecvt_utf8_utf16IDsEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__120__codecvt_utf8_utf16IwEE', 'size': 0, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '__ZTVNSt3__13pmr15memory_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__13pmr25monotonic_buffer_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__13pmr26synchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__13pmr28unsynchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
diff --git a/libcxx/lib/abi/powerpc-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist b/libcxx/lib/abi/powerpc-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
index d388f9ebad560..3323fd5d42ce4 100644
--- a/libcxx/lib/abi/powerpc-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
+++ b/libcxx/lib/abi/powerpc-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
@@ -578,6 +578,9 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__132__destroy_barrier_algorithm_baseEPNS_24__barrier_algorithm_baseE', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__134__construct_barrier_algorithm_baseERl', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13cinE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD0Ev', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD1Ev', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD2Ev', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr19new_delete_resourceEv', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr20get_default_resourceEv', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr20null_memory_resourceEv', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
@@ -914,6 +917,7 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__120__codecvt_utf8_utf16IDiEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__120__codecvt_utf8_utf16IDsEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__120__codecvt_utf8_utf16IwEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr25monotonic_buffer_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr26synchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr28unsynchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
@@ -972,6 +976,7 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__120__codecvt_utf8_utf16IDiEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__120__codecvt_utf8_utf16IDsEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__120__codecvt_utf8_utf16IwEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr25monotonic_buffer_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr26synchronized_pool_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr28unsynchronized_pool_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
@@ -1033,6 +1038,7 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDiEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDsEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IwEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr25monotonic_buffer_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr26synchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr28unsynchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
@@ -1852,7 +1858,6 @@
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__119basic_ostringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__120__time_get_c_storageIcEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__120__time_get_c_storageIwEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
-{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr26__null_memory_resource_impE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr32__new_delete_memory_resource_impE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__17collateIcEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
@@ -1928,7 +1933,6 @@
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__119basic_ostringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__120__time_get_c_storageIcEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__120__time_get_c_storageIwEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
-{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr26__null_memory_resource_impE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr32__new_delete_memory_resource_impE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__17collateIcEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
diff --git a/libcxx/lib/abi/powerpc64-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist b/libcxx/lib/abi/powerpc64-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
index 747c3b118a1f0..318b85b191559 100644
--- a/libcxx/lib/abi/powerpc64-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
+++ b/libcxx/lib/abi/powerpc64-ibm-aix.libcxxabi.v1.stable.exceptions.nonew.abilist
@@ -578,6 +578,9 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__132__destroy_barrier_algorithm_baseEPNS_24__barrier_algorithm_baseE', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__134__construct_barrier_algorithm_baseERl', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13cinE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD0Ev', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD1Ev', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD2Ev', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr19new_delete_resourceEv', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr20get_default_resourceEv', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZNSt3__13pmr20null_memory_resourceEv', 'storage_mapping_class': 'DS', 'type': 'FUNC'}
@@ -914,6 +917,7 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__120__codecvt_utf8_utf16IDiEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__120__codecvt_utf8_utf16IDsEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__120__codecvt_utf8_utf16IwEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr25monotonic_buffer_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr26synchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr28unsynchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
@@ -972,6 +976,7 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__120__codecvt_utf8_utf16IDiEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__120__codecvt_utf8_utf16IDsEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__120__codecvt_utf8_utf16IwEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr25monotonic_buffer_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr26synchronized_pool_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr28unsynchronized_pool_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
@@ -1033,6 +1038,7 @@
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDiEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDsEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IwEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
+{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr25monotonic_buffer_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr26synchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'EXP', 'is_defined': True, 'name': '_ZTVNSt3__13pmr28unsynchronized_pool_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
@@ -1852,7 +1858,6 @@
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__119basic_ostringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__120__time_get_c_storageIcEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__120__time_get_c_storageIwEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
-{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr26__null_memory_resource_impE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__13pmr32__new_delete_memory_resource_impE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTINSt3__17collateIcEE', 'storage_mapping_class': 'RW', 'type': 'OBJECT'}
@@ -1928,7 +1933,6 @@
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__119basic_ostringstreamIcNS_11char_traitsIcEENS_9allocatorIcEEEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__120__time_get_c_storageIcEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__120__time_get_c_storageIwEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
-{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr15memory_resourceE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr26__null_memory_resource_impE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__13pmr32__new_delete_memory_resource_impE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
{'import_export': 'wEXP', 'is_defined': True, 'name': '_ZTSNSt3__17collateIcEE', 'storage_mapping_class': 'RO', 'type': 'OBJECT'}
diff --git a/libcxx/lib/abi/x86_64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist b/libcxx/lib/abi/x86_64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
index 41b23a1b760ff..70161edaf0f8e 100644
--- a/libcxx/lib/abi/x86_64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
+++ b/libcxx/lib/abi/x86_64-apple-darwin.libcxxabi.v1.stable.exceptions.nonew.abilist
@@ -1559,6 +1559,9 @@
{'is_defined': True, 'name': '__ZNSt3__132__destroy_barrier_algorithm_baseEPNS_24__barrier_algorithm_baseE', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__134__construct_barrier_algorithm_baseERl', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13cinE', 'size': 0, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '__ZNSt3__13pmr15memory_resourceD0Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '__ZNSt3__13pmr15memory_resourceD1Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '__ZNSt3__13pmr15memory_resourceD2Ev', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13pmr19new_delete_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13pmr20get_default_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '__ZNSt3__13pmr20null_memory_resourceEv', 'type': 'FUNC'}
@@ -2447,6 +2450,7 @@
{'is_defined': True, 'name': '__ZTVNSt3__120__codecvt_utf8_utf16IDiEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__120__codecvt_utf8_utf16IDsEE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__120__codecvt_utf8_utf16IwEE', 'size': 0, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '__ZTVNSt3__13pmr15memory_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__13pmr25monotonic_buffer_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__13pmr26synchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
{'is_defined': True, 'name': '__ZTVNSt3__13pmr28unsynchronized_pool_resourceE', 'size': 0, 'type': 'OBJECT'}
diff --git a/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.exceptions.nonew.abilist b/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.exceptions.nonew.abilist
index 38e0d9993cc80..d56172f65762d 100644
--- a/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.exceptions.nonew.abilist
+++ b/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.exceptions.nonew.abilist
@@ -1252,6 +1252,9 @@
{'is_defined': True, 'name': '_ZNSt3__132__destroy_barrier_algorithm_baseEPNS_24__barrier_algorithm_baseE', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__134__construct_barrier_algorithm_baseERl', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13cinE', 'size': 168, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD0Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD1Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD2Ev', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13pmr19new_delete_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13pmr20get_default_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13pmr20null_memory_resourceEv', 'type': 'FUNC'}
@@ -1984,6 +1987,7 @@
{'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDiEE', 'size': 96, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDsEE', 'size': 96, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IwEE', 'size': 96, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '_ZTVNSt3__13pmr15memory_resourceE', 'size': 56, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__13pmr25monotonic_buffer_resourceE', 'size': 56, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__13pmr26__null_memory_resource_impE', 'size': 56, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__13pmr26synchronized_pool_resourceE', 'size': 56, 'type': 'OBJECT'}
diff --git a/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.noexceptions.nonew.abilist b/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.noexceptions.nonew.abilist
index 0143fbc026a34..06a3b257f3c0e 100644
--- a/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.noexceptions.nonew.abilist
+++ b/libcxx/lib/abi/x86_64-unknown-linux-gnu.libcxxabi.v1.stable.noexceptions.nonew.abilist
@@ -1224,6 +1224,9 @@
{'is_defined': True, 'name': '_ZNSt3__132__destroy_barrier_algorithm_baseEPNS_24__barrier_algorithm_baseE', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__134__construct_barrier_algorithm_baseERl', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13cinE', 'size': 168, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD0Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD1Ev', 'type': 'FUNC'}
+{'is_defined': True, 'name': '_ZNSt3__13pmr15memory_resourceD2Ev', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13pmr19new_delete_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13pmr20get_default_resourceEv', 'type': 'FUNC'}
{'is_defined': True, 'name': '_ZNSt3__13pmr20null_memory_resourceEv', 'type': 'FUNC'}
@@ -1956,6 +1959,7 @@
{'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDiEE', 'size': 96, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IDsEE', 'size': 96, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__120__codecvt_utf8_utf16IwEE', 'size': 96, 'type': 'OBJECT'}
+{'is_defined': True, 'name': '_ZTVNSt3__13pmr15memory_resourceE', 'size': 56, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__13pmr25monotonic_buffer_resourceE', 'size': 56, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__13pmr26__null_memory_resource_impE', 'size': 56, 'type': 'OBJECT'}
{'is_defined': True, 'name': '_ZTVNSt3__13pmr26synchronized_pool_resourceE', 'size': 56, 'type': 'OBJECT'}
diff --git a/libcxx/src/memory_resource.cpp b/libcxx/src/memory_resource.cpp
index 571a3a04cab9c..d4a735b4232c6 100644
--- a/libcxx/src/memory_resource.cpp
+++ b/libcxx/src/memory_resource.cpp
@@ -24,7 +24,7 @@ namespace pmr {
// memory_resource
-//memory_resource::~memory_resource() {}
+memory_resource::~memory_resource() = default;
// new_delete_resource()
diff --git a/libcxx/test/libcxx/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.mem/construct_piecewise_pair.pass.cpp b/libcxx/test/libcxx/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.mem/construct_piecewise_pair.pass.cpp
index ba4e62a3a2c0e..28884a9849123 100644
--- a/libcxx/test/libcxx/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.mem/construct_piecewise_pair.pass.cpp
+++ b/libcxx/test/libcxx/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.mem/construct_piecewise_pair.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.ctor/memory_resource_convert.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.ctor/memory_resource_convert.pass.cpp
index 84b5ee11dce46..1f582281aba25 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.ctor/memory_resource_convert.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.poly.allocator.class/mem.poly.allocator.ctor/memory_resource_convert.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/equal.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/equal.pass.cpp
index f463605dcf8d9..d31cfda87fcca 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/equal.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/equal.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/not_equal.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/not_equal.pass.cpp
index ead5f771c81c6..5444d628e6339 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/not_equal.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.eq/not_equal.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/allocate.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/allocate.pass.cpp
index d4331c261bc77..e292424083ae5 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/allocate.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/allocate.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/deallocate.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/deallocate.pass.cpp
index 3232ef09b8e68..1f1b2f8a70af5 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/deallocate.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/deallocate.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/dtor.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/dtor.pass.cpp
index 58db32ceed504..4e2bd7c44de1e 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/dtor.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/dtor.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
diff --git a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/is_equal.pass.cpp b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/is_equal.pass.cpp
index b91237981866f..08442945d21ac 100644
--- a/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/is_equal.pass.cpp
+++ b/libcxx/test/std/utilities/utility/mem.res/mem.res/mem.res.public/is_equal.pass.cpp
@@ -7,6 +7,8 @@
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
+// XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx{{11.0|12.0}}
// test_memory_resource requires RTTI for dynamic_cast
// UNSUPPORTED: no-rtti
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