[clang] Clean Code. NFC (PR #191403)

[via cfe-commits]

https://github.com/hstk30-hw created https://github.com/llvm/llvm-project/pull/191403

None

>From dce20ff8c1c76ec3e1fd1c7e600e849e0bea91e6 Mon Sep 17 00:00:00 2001
From: hstk30-hw <hanwei62 at huawei.com>
Date: Fri, 10 Apr 2026 19:49:57 +0800
Subject: [PATCH] Clean Code. NFC

---
 clang/lib/Driver/Driver.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index e3e4485c73690..8b9b553e9e7f8 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -1626,7 +1626,7 @@ Compilation *Driver::BuildCompilation(ArrayRef<const char *> ArgList) {
   if (const Arg *A = Args.getLastArg(options::OPT_target))
     TargetTriple = A->getValue();
   if (const Arg *A = Args.getLastArg(options::OPT_ccc_install_dir))
-    Dir = Dir = A->getValue();
+    Dir = A->getValue();
   for (const Arg *A : Args.filtered(options::OPT_B)) {
     A->claim();
     PrefixDirs.push_back(A->getValue(0));