[llvm-symbolizer] Use the export table if no symbols are present

This lets us make guesses about symbols in third party DLLs without
debug info, like MSVCR120.dll or kernel32.dll. dbghelp does the same
thing.

llvm-svn: 250582

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/tools/llvm-symbolizer/LLVMSymbolize.h b/llvm/tools/llvm-symbolizer/LLVMSymbolize.h
index 00a3860eacb..17df56e695a 100644
--- a/llvm/tools/llvm-symbolizer/LLVMSymbolize.h
+++ b/llvm/tools/llvm-symbolizer/LLVMSymbolize.h
@@ -130,6 +130,7 @@ private:
   void addSymbol(const SymbolRef &Symbol, uint64_t SymbolSize,
                  DataExtractor *OpdExtractor = nullptr,
                  uint64_t OpdAddress = 0);
+  void addCoffExportSymbols(const COFFObjectFile *CoffObj);
   ObjectFile *Module;
   std::unique_ptr<DIContext> DebugInfoContext;