[llvm] [gn build] Port 38104cf836c3 (PR #210356)

[Nico Weber via llvm-commits]

https://github.com/nico created https://github.com/llvm/llvm-project/pull/210356

None

>From e5fe03252a41c7f7ebc5c9c2ececb7c3d81d647b Mon Sep 17 00:00:00 2001
From: Nico Weber <thakis at chromium.org>
Date: Fri, 17 Jul 2026 11:12:06 -0400
Subject: [PATCH] [gn build] Port 38104cf836c3

---
 llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn
index 640cc3e157db2..2dc64a9eb0906 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn
@@ -154,6 +154,7 @@ static_library("LLVMAArch64CodeGen") {
     "AArch64MachineScheduler.cpp",
     "AArch64MacroFusion.cpp",
     "AArch64PBQPRegAlloc.cpp",
+    "AArch64PTrueCoalescing.cpp",
     "AArch64PerfectShuffle.cpp",
     "AArch64PointerAuth.cpp",
     "AArch64PostCoalescerPass.cpp",