[llvm] [SandboxIR][Bench] Fix build (PR #107699)

[via llvm-commits]

https://github.com/GkvJwa created https://github.com/llvm/llvm-project/pull/107699

None

>From 497d70e45da8a594411812e984a37ebee71e9faf Mon Sep 17 00:00:00 2001
From: GkvJwa <gkvjwa at gmail.com>
Date: Sat, 7 Sep 2024 21:52:34 +0800
Subject: [PATCH] [SandboxIR][Bench] Fix build

---
 llvm/benchmarks/SandboxIRBench.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/benchmarks/SandboxIRBench.cpp b/llvm/benchmarks/SandboxIRBench.cpp
index 1a7f808af21f2b..c646ba6290daff 100644
--- a/llvm/benchmarks/SandboxIRBench.cpp
+++ b/llvm/benchmarks/SandboxIRBench.cpp
@@ -21,6 +21,7 @@
 #include "llvm/SandboxIR/SandboxIR.h"
 #include "llvm/Support/SourceMgr.h"
 #include <memory>
+#include <sstream>
 
 using namespace llvm;