From fa343be414f9364911b947f109f3df5539e23068 Mon Sep 17 00:00:00 2001
From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Thu, 15 Aug 2024 15:56:33 +0900
Subject: [PATCH] Fix warnings in #102848 [-Wunused-but-set-variable]

---
 clang/lib/AST/MicrosoftMangle.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/clang/lib/AST/MicrosoftMangle.cpp b/clang/lib/AST/MicrosoftMangle.cpp
index a113574675b4c5..db8000e25dc7cc 100644
--- a/clang/lib/AST/MicrosoftMangle.cpp
+++ b/clang/lib/AST/MicrosoftMangle.cpp
@@ -2969,6 +2969,7 @@ void MicrosoftCXXNameMangler::mangleFunctionType(const FunctionType *T,
       if (const auto *AT = ResultType->getContainedAutoType()) {
         assert(AT->getKeyword() == AutoTypeKeyword::Auto &&
                "should only need to mangle auto!");
+        (void)AT;
         Out << '?';
         mangleQualifiers(ResultType.getLocalQualifiers(), /*IsMember=*/false);
         Out << '?';
@@ -2987,7 +2988,7 @@ void MicrosoftCXXNameMangler::mangleFunctionType(const FunctionType *T,
       // SourceRange Range)` for details.
       auto UseClangMangling = [](QualType ResultType) {
         QualType T = ResultType;
-        while (const auto *PT = dyn_cast<PointerType>(T.getTypePtr())) {
+        while (isa<PointerType>(T.getTypePtr())) {
           T = T->getPointeeType();
           if (T.getQualifiers().hasAddressSpace())
             return true;