From 17dc4a6ecc49ccc69870bdb574ae7e67a9b40662 Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Tue, 30 Jul 2019 21:18:34 -0700
Subject: [PATCH] Construct SourceManager with UserFilesAreVolatile

Fix #235. Close #453

In clang, it may be worth generalizing UserFilesAreVolatile (introduced in rC160074) to FilesAreVolatile.
---
 src/indexer.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/indexer.cc b/src/indexer.cc
index 240ca756..41c5ca05 100644
--- a/src/indexer.cc
+++ b/src/indexer.cc
@@ -1255,6 +1255,8 @@ Index(SemaManager *manager, WorkingFiles *wfiles, VFS *vfs,
   Clang->setVirtualFileSystem(FS);
   Clang->createFileManager();
 #endif
+  Clang->setSourceManager(new SourceManager(Clang->getDiagnostics(),
+                                            Clang->getFileManager(), true));
 
   IndexParam param(*vfs, no_linkage);
   auto DataConsumer = std::make_shared<IndexDataConsumer>(param);