[clang] 0ef3906 - [clang][modules-driver] Avoid copy of -cc1 command & const correctness (NFC) (#190142)

[via cfe-commits]

Author: Naveen Seth Hanig
Date: 2026-04-02T10:44:50Z
New Revision: 0ef3906aea92d86aa958c3a18e1e2f82f39ff353

URL: https://github.com/llvm/llvm-project/commit/0ef3906aea92d86aa958c3a18e1e2f82f39ff353
DIFF: https://github.com/llvm/llvm-project/commit/0ef3906aea92d86aa958c3a18e1e2f82f39ff353.diff

LOG: [clang][modules-driver] Avoid copy of -cc1 command & const correctness (NFC) (#190142)

Added: 
    

Modified: 
    clang/lib/Driver/ModulesDriver.cpp

Removed: 
    


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diff  --git a/clang/lib/Driver/ModulesDriver.cpp b/clang/lib/Driver/ModulesDriver.cpp
index bbad357be0aa1..2cd274a1f3099 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)