[llvm] [gn build] Port 472aa4e326be (PR #192098)

[Nico Weber via llvm-commits]

https://github.com/nico created https://github.com/llvm/llvm-project/pull/192098

[gn build] Port 472aa4e326be

>From a8a31655887e48776951e421c2abf6fa39d1b0f4 Mon Sep 17 00:00:00 2001
From: Nico Weber <thakis at chromium.org>
Date: Tue, 14 Apr 2026 14:00:47 -0400
Subject: [PATCH] [gn build] Port 472aa4e326be

---
 llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn b/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn
index 4ae09493007eb..a8fbc7ecf94f4 100644
--- a/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn
@@ -4,5 +4,6 @@ group("CIRUnitTests") {
   sources = [
     "PointerLikeTest.cpp",
     "RecordTypeMetadataTest.cpp",
+    "UnionTypeSizeTest.cpp",
   ]
 }