1 files changed, 5 insertions, 0 deletions
diff --git a/lld/ELF/OutputSections.h b/lld/ELF/OutputSections.h
index 0ae3df5f785..9534df527f8 100644
--- a/lld/ELF/OutputSections.h
+++ b/lld/ELF/OutputSections.h
@@ -84,9 +84,14 @@ public:
   uint32_t getFiller();
   template <class ELFT> void writeTo(uint8_t *Buf);
   template <class ELFT> void finalize();
+  template <class ELFT> void maybeCompress();
   void assignOffsets();
   std::vector<InputSection *> Sections;
 
+  // Used for implementation of --compress-debug-sections option.
+  llvm::SmallVector<char, 1> CompressedData;
+  std::vector<uint8_t> CompressedHeader;
+
   // Location in the output buffer.
   uint8_t *Loc = nullptr;
 };