Add to PCH missing Sema information about VTable uses and dynamic classes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@107664 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 22 insertions, 0 deletions

diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 1177b9452b..e0009f44ab 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -2132,6 +2132,20 @@ void PCHWriter::WritePCH(Sema &SemaRef, MemorizeStatCalls *StatCalls,
   for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I)
     AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls);
 
+  // Build a record containing all of the VTable uses information.
+  RecordData VTableUses;
+  VTableUses.push_back(SemaRef.VTableUses.size());
+  for (unsigned I = 0, N = SemaRef.VTableUses.size(); I != N; ++I) {
+    AddDeclRef(SemaRef.VTableUses[I].first, VTableUses);
+    AddSourceLocation(SemaRef.VTableUses[I].second, VTableUses);
+    VTableUses.push_back(SemaRef.VTablesUsed[SemaRef.VTableUses[I].first]);
+  }
+
+  // Build a record containing all of dynamic classes declarations.
+  RecordData DynamicClasses;
+  for (unsigned I = 0, N = SemaRef.DynamicClasses.size(); I != N; ++I)
+    AddDeclRef(SemaRef.DynamicClasses[I], DynamicClasses);
+
   // Write the remaining PCH contents.
   RecordData Record;
   Stream.EnterSubblock(pch::PCH_BLOCK_ID, 5);
@@ -2227,6 +2241,14 @@ void PCHWriter::WritePCH(Sema &SemaRef, MemorizeStatCalls *StatCalls,
   if (!ExtVectorDecls.empty())
     Stream.EmitRecord(pch::EXT_VECTOR_DECLS, ExtVectorDecls);
 
+  // Write the record containing VTable uses information.
+  if (!VTableUses.empty())
+    Stream.EmitRecord(pch::VTABLE_USES, VTableUses);
+
+  // Write the record containing dynamic classes declarations.
+  if (!DynamicClasses.empty())
+    Stream.EmitRecord(pch::DYNAMIC_CLASSES, DynamicClasses);
+
   // Some simple statistics
   Record.clear();
   Record.push_back(NumStatements);