diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp
index 77b2f479a797c..66807b097d407 100644
--- a/clang/lib/Frontend/InitPreprocessor.cpp
+++ b/clang/lib/Frontend/InitPreprocessor.cpp
@@ -543,6 +543,7 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts,
// C++20 features.
if (LangOpts.Char8)
Builder.defineMacro("__cpp_char8_t", "201811L");
+ Builder.defineMacro("__cpp_impl_destroying_delete", "201806L");
// TS features.
if (LangOpts.ConceptsTS)
diff --git a/clang/test/Lexer/cxx-features.cpp b/clang/test/Lexer/cxx-features.cpp
index e4fea0b5bb2a5..09b82b7c47ef4 100644
--- a/clang/test/Lexer/cxx-features.cpp
+++ b/clang/test/Lexer/cxx-features.cpp
@@ -34,6 +34,10 @@
#error "wrong value for __cpp_char8_t"
#endif
+#if check(impl_destroying_delete, 201806, 201806, 201806, 201806, 201806)
+#error "wrong value for __cpp_impl_destroying_delete"
+#endif
+
// --- C++17 features ---
#if check(hex_float, 0, 0, 0, 201603, 201603)
diff --git a/clang/www/cxx_status.html b/clang/www/cxx_status.html
index 5fee962ce835a..95aa291827a3b 100755
--- a/clang/www/cxx_status.html
+++ b/clang/www/cxx_status.html
@@ -1054,9 +1054,9 @@ Technical specifications and standing documents
Available in Clang? |
- | SD-6: SG10 feature test recommendations |
- SD-6 |
- N/A |
+ SD-6: SG10 feature test recommendations |
+ SD-6 |
+ N/A |
Clang 3.4 (N3745)
|
@@ -1081,6 +1081,11 @@ Technical specifications and standing documents
Clang 7 (P0096R5)
+
+ |
+ WIP (P1353R0)
+ |
+