diff --git a/lld/MachO/Driver.cpp b/lld/MachO/Driver.cpp
--- a/lld/MachO/Driver.cpp
+++ b/lld/MachO/Driver.cpp
@@ -324,7 +324,7 @@
               reason = "-all_load";
               break;
           }
-          if (Error e = file->fetch(c, reason))
+          if (Error e = file->fetch(c, reason, true))
             error(toString(file) + ": " + reason +
                   " failed to load archive member: " + toString(std::move(e)));
         }
diff --git a/lld/MachO/InputFiles.h b/lld/MachO/InputFiles.h
--- a/lld/MachO/InputFiles.h
+++ b/lld/MachO/InputFiles.h
@@ -282,15 +282,12 @@
   void fetch(const llvm::object::Archive::Symbol &);
   // LLD normally doesn't use Error for error-handling, but the underlying
   // Archive library does, so this is the cleanest way to wrap it.
-  Error fetch(const llvm::object::Archive::Child &, StringRef reason);
+  Error fetch(const llvm::object::Archive::Child &, StringRef reason, bool skipCache = false);
   const llvm::object::Archive &getArchive() const { return *file; };
   static bool classof(const InputFile *f) { return f->kind() == ArchiveKind; }
 
 private:
   std::unique_ptr<llvm::object::Archive> file;
-  // Keep track of children fetched from the archive by tracking
-  // which address offsets have been fetched already.
-  llvm::DenseSet<uint64_t> seen;
   // Load all symbols with hidden visibility (-load_hidden).
   bool forceHidden;
 };
diff --git a/lld/MachO/InputFiles.cpp b/lld/MachO/InputFiles.cpp
--- a/lld/MachO/InputFiles.cpp
+++ b/lld/MachO/InputFiles.cpp
@@ -2095,14 +2095,21 @@
   }
 }
 
-Error ArchiveFile::fetch(const object::Archive::Child &c, StringRef reason) {
-  if (!seen.insert(c.getChildOffset()).second)
-    return Error::success();
+// Globally keep track of children fetched from the archives by tracking
+// the contents that have already been fetched (e.g. Frameworks fetched
+// from LC_LINKER_OPTION should not be re-fetched from archives even with
+// ObjC flag enabled irregardless whether it comes from a framework or a
+// static library).
+static llvm::DenseSet<StringRef> seen;
 
+Error ArchiveFile::fetch(const object::Archive::Child &c, StringRef reason, bool skipCache) {
   Expected<MemoryBufferRef> mb = c.getMemoryBufferRef();
   if (!mb)
     return mb.takeError();
 
+  if (!skipCache && !seen.insert(mb->getBuffer()).second)
+    return Error::success();
+
   // Thin archives refer to .o files, so --reproduce needs the .o files too.
   if (tar && c.getParent()->isThin())
     tar->append(relativeToRoot(CHECK(c.getFullName(), this)), mb->getBuffer());
diff --git a/lld/test/MachO/lc-linker-option.ll b/lld/test/MachO/lc-linker-option.ll
--- a/lld/test/MachO/lc-linker-option.ll
+++ b/lld/test/MachO/lc-linker-option.ll
@@ -70,6 +70,28 @@
 ; RUN: %lld %t/load-framework-foo.o %t/main.o -o %t/main -F%t
 ; RUN: llvm-objdump --macho --syms %t/main | FileCheck %s --check-prefix=SYMS
 
+;; Identical contents from different archive paths should not fail the build.
+; RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/refs-foo.s -o %t/refs-foo.o
+; RUN: llvm-ar rcs %t/libFoo.a %t/foo.o
+; RUN: %lld -ObjC %t/refs-foo.o %t/main.o -o %t/no-dup-syms -lFoo -F%t -L%t
+; RUN: llvm-objdump --section-headers --syms %t/no-dup-syms | FileCheck %s --check-prefix=NO-DUP
+
+; NO-DUP: Sections:
+; NO-DUP-NEXT: Idx Name             Size   VMA  Type
+; NO-DUP-NEXT:   0 __text           {{.*}}      TEXT
+; NO-DUP-NEXT:   1 __swift          {{.*}}      DATA
+; NO-DUP-NEXT:   2 __unwind_info    {{.*}}      DATA
+; NO-DUP-NEXT:   3 __eh_frame       {{.*}}      DATA
+; NO-DUP-NEXT:   4 __objc_classrefs {{.*}}      DATA
+; NO-DUP-NEXT:   5 __objc_data      {{.*}}      DATA
+; NO-DUP-EMPTY:
+; NO-DUP-NEXT: SYMBOL TABLE:
+; NO-DUP-NEXT: g     F __TEXT,__text _main
+; NO-DUP-NEXT: g     O __DATA,__objc_data _OBJC_CLASS_$_TestClass
+; NO-DUP-NEXT: g     O __TEXT,__swift _$s6swifty1aSivp
+; NO-DUP-NEXT: g     F __TEXT,__text __mh_execute_header
+; NO-DUP-NEXT:         *UND* dyld_stub_binder
+
 ;; Make sure -all_load and -ObjC have no effect on libraries loaded via
 ;; LC_LINKER_OPTION flags.
 ; RUN: llc %t/load-library-foo.ll -o %t/load-library-foo.o -filetype=obj
@@ -92,6 +114,7 @@
 ;; Note that _OBJC_CLASS_$_TestClass is *included* here.
 ; SYMS_ALL_LOAD:       SYMBOL TABLE:
 ; SYMS_ALL_LOAD-NEXT:  g     F __TEXT,__text _main
+; SYMS_ALL_LOAD-NEXT:  g     O __TEXT,__swift _$s6swifty1aSivp
 ; SYMS_ALL_LOAD-NEXT:  g     O __DATA,__objc_data _OBJC_CLASS_$_TestClass
 ; SYMS_ALL_LOAD-NEXT:  g     F __TEXT,__text __mh_execute_header
 ; SYMS_ALL_LOAD-NEXT:  *UND* dyld_stub_binder
@@ -104,6 +127,7 @@
 ;; Note that _OBJC_CLASS_$_TestClass is *included* here.
 ; SYMS_FORCE_LOAD:       SYMBOL TABLE:
 ; SYMS_FORCE_LOAD-NEXT:  g     F __TEXT,__text _main
+; SYMS_FORCE_LOAD-NEXT:  g     O __TEXT,__swift _$s6swifty1aSivp
 ; SYMS_FORCE_LOAD-NEXT:  g     O __DATA,__objc_data _OBJC_CLASS_$_TestClass
 ; SYMS_FORCE_LOAD-NEXT:  g     F __TEXT,__text __mh_execute_header
 ; SYMS_FORCE_LOAD-NEXT:  *UND* dyld_stub_binder
@@ -116,6 +140,7 @@
 ;; Note that _OBJC_CLASS_$_TestClass is *included* here.
 ; SYMS_OBJC_LOAD:       SYMBOL TABLE:
 ; SYMS_OBJC_LOAD-NEXT:  g     F __TEXT,__text _main
+; SYMS_OBJC_LOAD-NEXT:  g     O __TEXT,__swift _$s6swifty1aSivp
 ; SYMS_OBJC_LOAD-NEXT:  g     O __DATA,__objc_data _OBJC_CLASS_$_TestClass
 ; SYMS_OBJC_LOAD-NEXT:  g     F __TEXT,__text __mh_execute_header
 ; SYMS_OBJC_LOAD-NEXT:  *UND* dyld_stub_binder
@@ -259,3 +284,11 @@
 
 %struct._class_t = type {}
 @"OBJC_CLASS_$_TestClass" = global %struct._class_t {}, section "__DATA, __objc_data", align 8
+
+;; Loading special sections with -ObjC should not report duplicate symbols
+%TSi = type <{ i64 }>
+@"$s6swifty1aSivp" = global %TSi zeroinitializer, section "__TEXT, __swift", align 8
+
+;--- refs-foo.s
+.section __DATA,__objc_classrefs
+.quad _OBJC_CLASS_$_TestClass
diff --git a/lld/test/MachO/objc.s b/lld/test/MachO/objc.s
--- a/lld/test/MachO/objc.s
+++ b/lld/test/MachO/objc.s
@@ -15,13 +15,13 @@
 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o
 
 # RUN: %lld -lSystem %t/test.o -o %t/test -L%t -lHasSomeObjC -ObjC
-# RUN: llvm-objdump --section-headers --syms %t/test | FileCheck %s --check-prefix=OBJC
+# RUN: llvm-objdump --section-headers --syms %t/test | FileCheck %s --check-prefixes=OBJC
 
-# RUN: %lld -lSystem %t/test.o -o %t/test -L%t -lHasSomeObjC2 -ObjC
-# RUN: llvm-objdump --section-headers --syms %t/test | FileCheck %s --check-prefix=OBJC
+# RUN: %lld -lSystem %t/test.o -o %t/test2 -L%t -lHasSomeObjC2 -ObjC
+# RUN: llvm-objdump --section-headers --syms %t/test2 | FileCheck %s --check-prefixes=OBJC
 
-# RUN: %lld -lSystem %t/test.o -o %t/test --start-lib %t/no-objc.o %t/has-objc-symbol.o %t/has-objc-category.o %t/has-swift.o %t/has-swift-proto.o %t/wrong-arch.o --end-lib -ObjC
-# RUN: llvm-objdump --section-headers --syms %t/test | FileCheck %s --check-prefix=OBJC
+# RUN: %lld -lSystem %t/test.o -o %t/test3 --start-lib %t/no-objc.o %t/has-objc-symbol.o %t/has-objc-category.o %t/has-swift.o %t/has-swift-proto.o %t/wrong-arch.o --end-lib -ObjC
+# RUN: llvm-objdump --section-headers --syms %t/test3 | FileCheck %s --check-prefixes=OBJC
 
 # OBJC:       Sections:
 # OBJC-NEXT:  Idx Name            Size   VMA  Type
@@ -32,12 +32,13 @@
 # OBJC-NEXT:    4 has_objc_symbol {{.*}}      DATA
 # OBJC-EMPTY:
 # OBJC-NEXT:  SYMBOL TABLE:
+# OBJC-DAG:   l     O __DATA,has_objc_symbol _objc_label
 # OBJC-DAG:   g     F __TEXT,__text _main
 # OBJC-DAG:   g     F __TEXT,__text _OBJC_CLASS_$_MyObject
 # OBJC-DAG:   g     O __TEXT,__swift5_fieldmd $s7somelib4Blah_pMF
 
-# RUN: %lld -lSystem %t/test.o -o %t/test -L%t -lHasSomeObjC
-# RUN: llvm-objdump --section-headers --syms %t/test | FileCheck %s --check-prefix=NO-OBJC
+# RUN: %lld -lSystem %t/test.o -o %t/test4 -L%t -lHasSomeObjC
+# RUN: llvm-objdump --section-headers --syms %t/test4 | FileCheck %s --check-prefix=NO-OBJC
 
 # NO-OBJC:       Sections:
 # NO-OBJC-NEXT:  Idx Name           Size   VMA  Type
@@ -69,12 +70,32 @@
 # RUN:   %t/has-objc-symbol.o %t/has-objc-category.o %t/has-swift.o %t/wrong-arch.o --end-lib \
 # RUN:   -ObjC 2>&1 | FileCheck %s --check-prefix=DUP-ERROR
 
+## When two identical object files containing ObjC symbols are within the same archive, ld64 "dedups"
+## instead of reporting duplicate syms when -ObjC is enabled.
+# RUN: llvm-ar rcs %t/libHasDuplicateObjC.a %t/has-objc-symbol.o %t/has-objc-symbol.o
+# RUN: %lld -lSystem %t/test.o -o %t/dup-objc-object-syms -L%t -lHasDuplicateObjC -ObjC
+# RUN: llvm-objdump --section-headers --syms %t/dup-objc-object-syms | FileCheck %s --check-prefix=DUP-OBJECT-ARCHIVE
+
+# DUP-OBJECT-ARCHIVE:      Sections:
+# DUP-OBJECT-ARCHIVE-NEXT: Idx Name            Size   VMA   Type
+# DUP-OBJECT-ARCHIVE-NEXT:   0 __text          {{.*}}       TEXT
+# DUP-OBJECT-ARCHIVE-NEXT:   1 has_objc_symbol {{.*}}       DATA
+# DUP-OBJECT-ARCHIVE-EMPTY:
+# DUP-OBJECT-ARCHIVE-NEXT: SYMBOL TABLE:
+# DUP-OBJECT-ARCHIVE-NEXT: l     O __DATA,has_objc_symbol _objc_label
+# DUP-OBJECT-ARCHIVE-NEXT: g     F __TEXT,__text _main
+# DUP-OBJECT-ARCHIVE-NEXT: g     F __TEXT,__text _OBJC_CLASS_$_MyObject
+# DUP-OBJECT-ARCHIVE-NEXT: g     O __DATA,has_objc_symbol _has_dup
+# DUP-OBJECT-ARCHIVE-NEXT: g     F __TEXT,__text __mh_execute_header
+# DUP-OBJECT-ARCHIVE-NEXT:         *UND* dyld_stub_binder
+
 #--- has-objc-symbol.s
 .globl _OBJC_CLASS_$_MyObject, _has_dup
 _OBJC_CLASS_$_MyObject:
 
 .section __DATA,has_objc_symbol
 _has_dup:
+_objc_label:
 
 #--- has-objc-category.s
 .section __DATA,__objc_catlist
@@ -88,6 +109,7 @@
 
 .section __DATA,has_objc_symbol
 _has_dup:
+_objc_label:
 
 .section __DATA,__objc_catlist
 .quad 0x1234