https://github.com/naveen-seth created 
https://github.com/llvm/llvm-project/pull/190142

None

>From 42f89c5eb754b978c3a9b868df56360f9d601675 Mon Sep 17 00:00:00 2001
From: Naveen Seth Hanig <[email protected]>
Date: Thu, 2 Apr 2026 11:09:47 +0200
Subject: [PATCH] [clang][moduels-driver] Avoid copy of -cc1 command & const
 correctness (NFC)

---
 clang/lib/Driver/ModulesDriver.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/clang/lib/Driver/ModulesDriver.cpp 
b/clang/lib/Driver/ModulesDriver.cpp
index bbad357be0aa1..f19cd74d83289 100644
--- a/clang/lib/Driver/ModulesDriver.cpp
+++ b/clang/lib/Driver/ModulesDriver.cpp
@@ -1231,11 +1231,11 @@ createClangModulePrecompileJob(Compilation &C, const 
Command &ImportingJob,
   Action *PA = C.MakeAction<PrecompileJobAction>(IA, types::ID::TY_ModuleFile);
   PA->propagateOffloadInfo(&ImportingJob.getSource());
 
-  auto &TC = ImportingJob.getCreator().getToolChain();
-  auto &TCArgs = C.getArgsForToolChain(&TC, PA->getOffloadingArch(),
-                                       PA->getOffloadingDeviceKind());
+  const auto &TC = ImportingJob.getCreator().getToolChain();
+  const auto &TCArgs = C.getArgsForToolChain(
+      &TC, PA->getOffloadingArch(), PA->getOffloadingDeviceKind());
 
-  auto BuildArgs = MD.getBuildArguments();
+  const auto &BuildArgs = MD.getBuildArguments();
   ArgStringList JobArgs;
   JobArgs.reserve(BuildArgs.size());
   for (const auto &Arg : BuildArgs)

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