Support MDNode forward reference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75031 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/AsmParser/LLParser.h b/lib/AsmParser/LLParser.h
index 1f053c2908..30a49cd884 100644
--- a/lib/AsmParser/LLParser.h
+++ b/lib/AsmParser/LLParser.h
@@ -46,6 +46,8 @@ namespace llvm {
     std::vector<PATypeHolder> NumberedTypes;
     /// MetadataCache - This map keeps track of parsed metadata constants.
     std::map<unsigned, Constant *> MetadataCache;
+    std::map<unsigned, std::pair<Constant *, LocTy> > ForwardRefMDNodes;
+
     struct UpRefRecord {
       /// Loc - This is the location of the upref.
       LocTy Loc;