From 1f031ccac56820467eff9b6d620dffca78ce122c Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Wed, 27 Jun 2018 19:14:32 +0000
Subject: Vendor import of clang 6.0.1 release r335540:
 https://llvm.org/svn/llvm-project/cfe/tags/RELEASE_601/final@335540

---
 lib/Frontend/ASTUnit.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/Frontend/ASTUnit.cpp')

diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp
index 1160df15a920..83731c0d39e2 100644
--- a/lib/Frontend/ASTUnit.cpp
+++ b/lib/Frontend/ASTUnit.cpp
@@ -1259,6 +1259,7 @@ ASTUnit::getMainBufferWithPrecompiledPreamble(
       Preamble.reset();
       PreambleDiagnostics.clear();
       TopLevelDeclsInPreamble.clear();
+      PreambleSrcLocCache.clear();
       PreambleRebuildCounter = 1;
     }
   }
-- 
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