https://github.com/FedericoBruzzone created 
https://github.com/llvm/llvm-project/pull/235779

This NFC removes `noexcept` from the `ABIInfo` destructor in order to suppress 
this compilation warning:

```sh
[1/10] Building CXX object 
tools/clang/lib/CIR/CodeGen/CMakeFiles/obj.clangCIR.dir/TargetInfo.cpp.o
/Users/federicobruzzone/dev/llvm-project/clang/lib/CIR/CodeGen/TargetInfo.cpp:177:10:
 warning: function previously declared with an implicit exception specification 
redeclared with an explicit exception specification 
[-Wimplicit-exception-spec-mismatch]
  177 | ABIInfo::~ABIInfo() noexcept = default;
      |          ^
/Users/federicobruzzone/dev/llvm-project/clang/lib/CIR/CodeGen/ABIInfo.h:25:11: 
note: previous declaration is here
   25 |   virtual ~ABIInfo();
      |           ^
1 warning generated.
```

>From 09de1b72bc66216cd4273b3e560a035f5cd276b9 Mon Sep 17 00:00:00 2001
From: Federico Bruzzone <[email protected]>
Date: Mon, 26 Oct 2026 06:48:21 -0700
Subject: [PATCH] [CIR] Remove `noexcept` from ABIInfo destructor (NFC)

Signed-off-by: Federico Bruzzone <[email protected]>
---
 clang/lib/CIR/CodeGen/TargetInfo.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/CIR/CodeGen/TargetInfo.cpp 
b/clang/lib/CIR/CodeGen/TargetInfo.cpp
index 79620906baa0c2..148bf70a08c6f1 100644
--- a/clang/lib/CIR/CodeGen/TargetInfo.cpp
+++ b/clang/lib/CIR/CodeGen/TargetInfo.cpp
@@ -174,7 +174,7 @@ clang::CIRGen::createX8664TargetCIRGenInfo(CIRGenTypes 
&cgt) {
   return std::make_unique<X8664TargetCIRGenInfo>(cgt);
 }
 
-ABIInfo::~ABIInfo() noexcept = default;
+ABIInfo::~ABIInfo() = default;
 
 bool TargetCIRGenInfo::isNoProtoCallVariadic(
     const FunctionNoProtoType *fnType) const {

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