================
@@ -0,0 +1,68 @@
+// RUN: %clang_cc1 -fsyntax-only -std=c2y -pedantic -Wall -Wno-comment -verify
%s
+
+/* WG14 N3369: Clang 21
+ * _Lengthof operator
+ *
+ * Adds an operator to get the length of an array. Note that WG14 N3469 renamed
+ * this operator to _Countof.
+ */
----------------
AaronBallman wrote:
> `_Countof array`
FWIW, this is already covered by:
```
void test_constant_expression_behavior(int n) {
static_assert(_Countof(global_array) == 12);
static_assert(_Countof global_array == 12); // This one
static_assert(_Countof(int[12]) == 12);
}
```
https://github.com/llvm/llvm-project/pull/133125
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