Add a symbols() range and use a range loop.

llvm-svn: 211222

diff --git a/llvm/include/llvm/Object/SymbolicFile.h b/llvm/include/llvm/Object/SymbolicFile.h
index 1133736..40015ec 100644 (file)
--- a/llvm/include/llvm/Object/SymbolicFile.h
+++ b/llvm/include/llvm/Object/SymbolicFile.h
@@ -136,6 +136,10 @@ public:
   basic_symbol_iterator symbol_end() const {
     return symbol_end_impl();
   }
+  typedef iterator_range<basic_symbol_iterator> basic_symbol_iterator_range;
+  basic_symbol_iterator_range symbols() const {
+    return basic_symbol_iterator_range(symbol_begin(), symbol_end());
+  }
 
   // construction aux.
   static ErrorOr<SymbolicFile *> createIRObjectFile(MemoryBuffer *Object,

diff --git a/llvm/tools/llvm-ar/llvm-ar.cpp b/llvm/tools/llvm-ar/llvm-ar.cpp
index 920a470..80a977c 100644 (file)
--- a/llvm/tools/llvm-ar/llvm-ar.cpp
+++ b/llvm/tools/llvm-ar/llvm-ar.cpp
@@ -710,17 +710,15 @@ static void writeSymbolTable(
       print32BE(Out, 0);
     }
 
-    for (object::basic_symbol_iterator I = Obj->symbol_begin(),
-                                       E = Obj->symbol_end();
-         I != E; ++I) {
-      uint32_t Symflags = I->getFlags();
+    for (const object::BasicSymbolRef &S : Obj->symbols()) {
+      uint32_t Symflags = S.getFlags();
       if (Symflags & object::SymbolRef::SF_FormatSpecific)
         continue;
       if (!(Symflags & object::SymbolRef::SF_Global))
         continue;
       if (Symflags & object::SymbolRef::SF_Undefined)
         continue;
-      failIfError(I->printName(NameOS));
+      failIfError(S.printName(NameOS));
       NameOS << '\0';
       ++NumSyms;
       MemberOffsetRefs.push_back(std::make_pair(Out.tell(), MemberNum));