From: Alexey Samsonov <samsonov@google.com>
Date: Fri, 2 Aug 2013 09:06:39 +0000 (+0000)
Subject: Assume UniqueID is zero for invalid PPRegion to fix uninitialized reads reported... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=13a165e3a1499a942fc4435b5e574d17ea0f54f1;p=clang

Assume UniqueID is zero for invalid PPRegion to fix uninitialized reads reported by MSan

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@187647 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/tools/libclang/Indexing.cpp b/tools/libclang/Indexing.cpp
index e2b898ba4b..48fd43b659 100644
--- a/tools/libclang/Indexing.cpp
+++ b/tools/libclang/Indexing.cpp
@@ -92,7 +92,7 @@ class PPRegion {
   time_t ModTime;
   unsigned Offset;
 public:
-  PPRegion() : ModTime(), Offset() {}
+  PPRegion() : UniqueID(0, 0), ModTime(), Offset() {}
   PPRegion(llvm::sys::fs::UniqueID UniqueID, unsigned offset, time_t modTime)
       : UniqueID(UniqueID), ModTime(modTime), Offset(offset) {}