From 72e596f35951e849de9fc739238e84ec1217b939 Mon Sep 17 00:00:00 2001
From: Jan Svoboda <jan_svoboda@apple.com>
Date: Fri, 21 Mar 2025 14:39:50 -0700
Subject: [clang] Make `HeaderSearchOptions` references const (#130825)

This PR makes the `HeaderSearchOptions` object referenced by
`HeaderSearch` constant. Depends on #130823.
---
 clang/lib/Frontend/CompilerInstance.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'clang/lib/Frontend/CompilerInstance.cpp')

diff --git a/clang/lib/Frontend/CompilerInstance.cpp b/clang/lib/Frontend/CompilerInstance.cpp
index 02994bce..bff5326 100644
--- a/clang/lib/Frontend/CompilerInstance.cpp
+++ b/clang/lib/Frontend/CompilerInstance.cpp
@@ -631,7 +631,8 @@ IntrusiveRefCntPtr<ASTReader> CompilerInstance::createPCHExternalASTSource(
     ArrayRef<std::shared_ptr<DependencyCollector>> DependencyCollectors,
     void *DeserializationListener, bool OwnDeserializationListener,
     bool Preamble, bool UseGlobalModuleIndex) {
-  HeaderSearchOptions &HSOpts = PP.getHeaderSearchInfo().getHeaderSearchOpts();
+  const HeaderSearchOptions &HSOpts =
+      PP.getHeaderSearchInfo().getHeaderSearchOpts();
 
   IntrusiveRefCntPtr<ASTReader> Reader(new ASTReader(
       PP, ModCache, &Context, PCHContainerRdr, Extensions,
-- 
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