llvm-readobj: Dump more COFF auxiliary records

llvm-svn: 180007
diff --git a/llvm/tools/llvm-readobj/COFFDumper.cpp b/llvm/tools/llvm-readobj/COFFDumper.cpp
index 14f8b72..94aafa7 100644
--- a/llvm/tools/llvm-readobj/COFFDumper.cpp
+++ b/llvm/tools/llvm-readobj/COFFDumper.cpp
@@ -785,7 +785,12 @@
       if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
         break;
 
-    } else if (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_STATIC) {
+      DictScope AS(W, "AuxFileRecord");
+      W.printString("FileName", StringRef(Aux->FileName));
+
+    } else if (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_STATIC ||
+               (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_EXTERNAL &&
+                Symbol->SectionNumber != COFF::IMAGE_SYM_UNDEFINED)) {
       const coff_aux_section_definition *Aux;
       if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
         break;