From 77a194cb09e23810e449c4bc6e6be8355d2daf47 Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalybuka@google.com>
Date: Fri, 7 Nov 2025 17:17:03 -0800
Subject: [NFC][CodeGen] Replace loop with "if !empty()" (#166515)

The loop iterates once and returns the first element.
Replace it with "if !empty()" to make it more explicit.

Follow up to https://github.com/llvm/llvm-project/pull/158193.
---
 clang/lib/CodeGen/CodeGenModule.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'clang/lib/CodeGen/CodeGenModule.cpp')

diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 0fea57b..98d59b7 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -2368,9 +2368,8 @@ static QualType GeneralizeTransparentUnion(QualType Ty) {
   const RecordDecl *UD = UT->getDecl()->getDefinitionOrSelf();
   if (!UD->hasAttr<TransparentUnionAttr>())
     return Ty;
-  for (const auto *it : UD->fields()) {
-    return it->getType();
-  }
+  if (!UD->fields().empty())
+    return UD->fields().begin()->getType();
   return Ty;
 }
 
-- 
cgit v1.1