[clang] [clang][cir][nfc] Add missing comment (PR #194644)

[Andrzej Warzyński via cfe-commits]

https://github.com/banach-space created https://github.com/llvm/llvm-project/pull/194644

None

>From 2a0ab688fd0cc103b625d69f9af231844aa7eba8 Mon Sep 17 00:00:00 2001
From: Andrzej Warzynski <andrzej.warzynski at arm.com>
Date: Tue, 28 Apr 2026 14:36:34 +0000
Subject: [PATCH] [clang][cir][nfc] Add missing comment

---
 clang/test/CodeGen/AArch64/neon/intrinsics.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/clang/test/CodeGen/AArch64/neon/intrinsics.c b/clang/test/CodeGen/AArch64/neon/intrinsics.c
index 2e3f2dd450ffc..83c1ea1ff6767 100644
--- a/clang/test/CodeGen/AArch64/neon/intrinsics.c
+++ b/clang/test/CodeGen/AArch64/neon/intrinsics.c
@@ -64,6 +64,13 @@ int64_t test_vqshld_n_s64(int64_t a) {
   return (int64_t)vqshld_n_s64(a, 63);
 }
 
+//===------------------------------------------------------===//
+// 2.1.7.1 Negate
+// https://arm-software.github.io/acle/neon_intrinsics/advsimd.html#negate
+//
+// TODO: Implement the remaining intrinsics in this group
+//===------------------------------------------------------===//
+
 // LLVM-LABEL: @test_vnegd_s64
 // CIR-LABEL: @vnegd_s64
 int64_t test_vnegd_s64(int64_t a) {