1 files changed, 7 insertions, 2 deletions
diff --git a/llvm/lib/DebugInfo/PDB/Raw/InfoStreamBuilder.cpp b/llvm/lib/DebugInfo/PDB/Raw/InfoStreamBuilder.cpp
index 21042e9a534..5a0e835dd56 100644
--- a/llvm/lib/DebugInfo/PDB/Raw/InfoStreamBuilder.cpp
+++ b/llvm/lib/DebugInfo/PDB/Raw/InfoStreamBuilder.cpp
@@ -18,7 +18,7 @@ using namespace llvm;
 using namespace llvm::codeview;
 using namespace llvm::pdb;
 
-InfoStreamBuilder::InfoStreamBuilder(IPDBFile &File) : File(File) {}
+InfoStreamBuilder::InfoStreamBuilder() {}
 
 void InfoStreamBuilder::setVersion(PdbRaw_ImplVer V) { Ver = V; }
 
@@ -28,7 +28,12 @@ void InfoStreamBuilder::setAge(uint32_t A) { Age = A; }
 
 void InfoStreamBuilder::setGuid(PDB_UniqueId G) { Guid = G; }
 
-Expected<std::unique_ptr<InfoStream>> InfoStreamBuilder::build() {
+uint32_t InfoStreamBuilder::calculateSerializedLength() const {
+  return sizeof(InfoStream::HeaderInfo) +
+         NamedStreams.calculateSerializedLength();
+}
+
+Expected<std::unique_ptr<InfoStream>> InfoStreamBuilder::build(PDBFile &File) {
   if (!Ver.hasValue())
     return make_error<RawError>(raw_error_code::unspecified,
                                 "Missing PDB Stream Version");