[clang] [CodeGen][Objective-C] Add WebAssembly `@finally` support (PR #218967)

[Heejin Ahn via cfe-commits]

Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.localdomain>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.localdomain>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/218967 at github.com>


================
@@ -224,6 +220,7 @@ void CGObjCRuntime::EmitTryCatchStmt(CodeGenFunction &CGF,
   }
 
   // We save the old funclet pad here before we traverse each catch handler.
+  llvm::Instruction *SavedFuncletPad = CGF.CurrentFuncletPad;
   SaveAndRestore RestoreCurrentFuncletPad(CGF.CurrentFuncletPad);
----------------
aheejin wrote:

```suggestion
  {
    SaveAndRestore RestoreCurrentFuncletPad(CGF.CurrentFuncletPad);
```
Do we need to use both `SavedFuncletPad` and `RestoreCurrentFuncletPad`? If we put line 224-309 within a block, `RestoreCurrentFuncletPad` will restore it automatically. (There should be a matching `}` after line 309)

https://github.com/llvm/llvm-project/pull/218967