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-rw-r--r--clang/lib/Frontend/InitPreprocessor.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp
index 84069e9..4f44c3b 100644
--- a/clang/lib/Frontend/InitPreprocessor.cpp
+++ b/clang/lib/Frontend/InitPreprocessor.cpp
@@ -747,6 +747,9 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts,
Builder.defineMacro("__cpp_named_character_escapes", "202207L");
Builder.defineMacro("__cpp_placeholder_variables", "202306L");
+ // C++26 features supported in earlier language modes.
+ Builder.defineMacro("__cpp_deleted_function", "202403L");
+
if (LangOpts.Char8)
Builder.defineMacro("__cpp_char8_t", "202207L");
Builder.defineMacro("__cpp_impl_destroying_delete", "201806L");