================
@@ -3625,6 +3632,21 @@ Query for this feature with
``__has_builtin(__builtin_operator_new)`` or
replaceable global (de)allocation functions, but do support calling at
least
``::operator new(size_t)`` and ``::operator delete(void*)``.
+
+``__builtin_trivially_relocate``
+-----------------------------------
+
+**Syntax**:
+
+.. code-block:: c
+
+ T* __builtin_trivially_relocate(T* dest, T* src, size_t count)
+
+Trivially relocates ``count`` objects of relocatable, complete type ``T``
+from ``src`` to ``dest`` and returns ``dest``.
+This builtin is used to implement ``std::trivially_relocate``.
----------------
cor3ntin wrote:
Now, there is a thingle builtin
https://github.com/llvm/llvm-project/pull/127636
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