Store the pending implicit instantiations in the PCH and perform them at the end of the translation unit that

included the PCH, as God intended.

llvm-svn: 110324

2 files changed, 7 insertions, 1 deletions

diff --git a/clang/include/clang/Frontend/PCHBitCodes.h b/clang/include/clang/Frontend/PCHBitCodes.h
index 37337963a18..7605670f0ea 100644
--- a/clang/include/clang/Frontend/PCHBitCodes.h
+++ b/clang/include/clang/Frontend/PCHBitCodes.h
@@ -253,7 +253,10 @@ namespace clang {
       SEMA_DECL_REFS = 30,
 
       /// \brief Record code for weak undeclared identifiers.
-      WEAK_UNDECLARED_IDENTIFIERS = 31
+      WEAK_UNDECLARED_IDENTIFIERS = 31,
+
+      /// \brief Record code for pending implicit instantiations.
+      PENDING_IMPLICIT_INSTANTIATIONS = 32
     };
 
     /// \brief Record types used within a source manager block.
diff --git a/clang/include/clang/Frontend/PCHReader.h b/clang/include/clang/Frontend/PCHReader.h
index 76975a0e01c..fc63e82287b 100644
--- a/clang/include/clang/Frontend/PCHReader.h
+++ b/clang/include/clang/Frontend/PCHReader.h
@@ -397,6 +397,9 @@ private:
   /// \brief The set of dynamic CXXRecord declarations stored in the PCH file.
   llvm::SmallVector<uint64_t, 16> DynamicClasses;
 
+  /// \brief The set of pending implicit instantiations stored in the PCH file.
+  llvm::SmallVector<uint64_t, 64> PendingImplicitInstantiations;
+
   /// \brief The set of Sema declaration references, stored in PCH.
   llvm::SmallVector<uint64_t, 4> SemaDeclRefs;