diff --git a/llvm/lib/Object/MachOObjectFile.cpp b/llvm/lib/Object/MachOObjectFile.cpp
index 83becc4..2e34156 100644
--- a/llvm/lib/Object/MachOObjectFile.cpp
+++ b/llvm/lib/Object/MachOObjectFile.cpp
@@ -1960,6 +1960,7 @@
 
 relocation_iterator MachOObjectFile::extrel_begin() const {
   DataRefImpl Ret;
+  // for DYSYMTAB symbols, Ret.d.a == 0 for external relocations
   Ret.d.a = 0; // Would normally be a section index.
   Ret.d.b = 0; // Index into the external relocations
   return relocation_iterator(RelocationRef(Ret, this));
@@ -1968,11 +1969,29 @@
 relocation_iterator MachOObjectFile::extrel_end() const {
   MachO::dysymtab_command DysymtabLoadCmd = getDysymtabLoadCommand();
   DataRefImpl Ret;
+  // for DYSYMTAB symbols, Ret.d.a == 0 for external relocations
   Ret.d.a = 0; // Would normally be a section index.
   Ret.d.b = DysymtabLoadCmd.nextrel; // Index into the external relocations
   return relocation_iterator(RelocationRef(Ret, this));
 }
 
+relocation_iterator MachOObjectFile::locrel_begin() const {
+  DataRefImpl Ret;
+  // for DYSYMTAB symbols, Ret.d.a == 1 for local relocations
+  Ret.d.a = 1; // Would normally be a section index.
+  Ret.d.b = 0; // Index into the local relocations
+  return relocation_iterator(RelocationRef(Ret, this));
+}
+
+relocation_iterator MachOObjectFile::locrel_end() const {
+  MachO::dysymtab_command DysymtabLoadCmd = getDysymtabLoadCommand();
+  DataRefImpl Ret;
+  // for DYSYMTAB symbols, Ret.d.a == 1 for local relocations
+  Ret.d.a = 1; // Would normally be a section index.
+  Ret.d.b = DysymtabLoadCmd.nlocrel; // Index into the local relocations
+  return relocation_iterator(RelocationRef(Ret, this));
+}
+
 void MachOObjectFile::moveRelocationNext(DataRefImpl &Rel) const {
   ++Rel.d.b;
 }
@@ -4301,7 +4320,10 @@
     }
   } else {
     MachO::dysymtab_command DysymtabLoadCmd = getDysymtabLoadCommand();
-    Offset = DysymtabLoadCmd.extreloff; // Offset to the external relocations
+    if (Rel.d.a == 0)
+      Offset = DysymtabLoadCmd.extreloff; // Offset to the external relocations
+    else
+      Offset = DysymtabLoadCmd.locreloff; // Offset to the local relocations
   }
 
   auto P = reinterpret_cast<const MachO::any_relocation_info *>(