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 e2b898b..48fd43b 100644
--- a/tools/libclang/Indexing.cpp
+++ b/tools/libclang/Indexing.cpp
@@ -92,7 +92,7 @@
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) {}