[llvm] [WebAssembly] Add a missing `break` statement (PR #133783)

[Alex Crichton via llvm-commits]

https://github.com/alexcrichton created https://github.com/llvm/llvm-project/pull/133783

This fixes an issue introduced in #132430 where a `break;` statement was accidentally missing causing unintended fall-through.

>From 085b08f50c3d9783592dbc8ffe3af8caf186cae1 Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex at alexcrichton.com>
Date: Mon, 31 Mar 2025 12:17:00 -0700
Subject: [PATCH] [WebAssembly] Add a missing `break` statement

This fixes an issue introduced in #132430 where a `break;` statement was
accidentally missing causing unintended fall-through.
---
 llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
index 82d3b8e292e60..794db887bd073 100644
--- a/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
+++ b/llvm/lib/Target/WebAssembly/WebAssemblyISelLowering.cpp
@@ -1109,6 +1109,7 @@ void WebAssemblyTargetLowering::computeKnownBitsForTargetNode(
       break;
     }
     }
+    break;
   }
 
   // For 128-bit addition if the upper bits are all zero then it's known that