[clang] [AST] Use llvm::iterator_range::empty (NFC) (PR #151800)

[Kazu Hirata via cfe-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/151800

With empty, we don't have to repeat the whole expression.


>From 1b1616dacce8fa504baa05d14616d1654130c59b Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Thu, 31 Jul 2025 19:56:52 -0700
Subject: [PATCH] [AST] Use llvm::iterator_range::empty (NFC)

With empty, we don't have to repeat the whole expression.
---
 clang/lib/AST/MicrosoftMangle.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/clang/lib/AST/MicrosoftMangle.cpp b/clang/lib/AST/MicrosoftMangle.cpp
index bc47e0506add0..e6ea0ada2e9ec 100644
--- a/clang/lib/AST/MicrosoftMangle.cpp
+++ b/clang/lib/AST/MicrosoftMangle.cpp
@@ -1298,8 +1298,7 @@ void MicrosoftCXXNameMangler::mangleUnqualifiedName(GlobalDecl GD,
         Name += "<unnamed-type-";
         Name += TND->getName();
       } else if (isa<EnumDecl>(TD) &&
-                 cast<EnumDecl>(TD)->enumerator_begin() !=
-                     cast<EnumDecl>(TD)->enumerator_end()) {
+                 !cast<EnumDecl>(TD)->enumerators().empty()) {
         // Anonymous non-empty enums mangle in the first enumerator.
         auto *ED = cast<EnumDecl>(TD);
         Name += "<unnamed-enum-";