remove --deduplicate-strings from tests which is the default already

Author: ellishg

lld/test/MachO/cstring-tailmerge-objc.s

@@ -5,10 +5,10 @@
 ; ObjCSelRefsHelper::makeSelRef() still works correctly
 
 ; RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %t/a.s -o %t/a.o
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --tail-merge-strings %t/a.o -o %t/a
+; RUN: %lld -dylib -arch arm64 --tail-merge-strings %t/a.o -o %t/a
 ; RUN: llvm-objdump --macho --section="__TEXT,__objc_methname" %t/a | FileCheck %s --implicit-check-not=error
 
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --no-tail-merge-strings %t/a.o -o %t/nomerge
+; RUN: %lld -dylib -arch arm64 --no-tail-merge-strings %t/a.o -o %t/nomerge
 ; RUN: llvm-objdump --macho --section="__TEXT,__objc_methname" %t/nomerge | FileCheck %s --check-prefixes=CHECK,NOMERGE --implicit-check-not=error
 
 ; CHECK: withBar:error:

lld/test/MachO/cstring-tailmerge.s

@@ -10,13 +10,13 @@
 ; RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %t/align-2.s -o %t/align-2.o
 ; RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %t/align-4.s -o %t/align-4.o
 
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --tail-merge-strings %t/first.o %t/align-1.o -o %t/align-1
+; RUN: %lld -dylib -arch arm64 --tail-merge-strings %t/first.o %t/align-1.o -o %t/align-1
 ; RUN: llvm-objdump --macho --section="__TEXT,__cstring" --syms %t/align-1 | FileCheck %s --check-prefixes=CHECK,ALIGN1
 
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --tail-merge-strings %t/first.o %t/align-2.o -o %t/align-2
+; RUN: %lld -dylib -arch arm64 --tail-merge-strings %t/first.o %t/align-2.o -o %t/align-2
 ; RUN: llvm-objdump --macho --section="__TEXT,__cstring" --syms %t/align-2 | FileCheck %s --check-prefixes=CHECK,ALIGN2
 
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --tail-merge-strings %t/first.o %t/align-4.o -o %t/align-4
+; RUN: %lld -dylib -arch arm64 --tail-merge-strings %t/first.o %t/align-4.o -o %t/align-4
 ; RUN: llvm-objdump --macho --section="__TEXT,__cstring" --syms %t/align-4 | FileCheck %s --check-prefixes=CHECK,ALIGN4
 
 ; CHECK: Contents of (__TEXT,__cstring) section

lld/test/MachO/order-file-cstring-tailmerge.s

@@ -2,8 +2,8 @@
 ; RUN: rm -rf %t && split-file %s %t
 
 ; RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %t/a.s -o %t/a.o
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --no-tail-merge-strings -order_file %t/orderfile.txt %t/a.o -o - | llvm-nm --numeric-sort --format=just-symbols - | FileCheck %s
-; RUN: %lld -dylib -arch arm64 --deduplicate-strings --tail-merge-strings -order_file %t/orderfile.txt %t/a.o -o - | llvm-nm --numeric-sort --format=just-symbols - | FileCheck %s --check-prefix=MERGED
+; RUN: %lld -dylib -arch arm64 --no-tail-merge-strings -order_file %t/orderfile.txt %t/a.o -o - | llvm-nm --numeric-sort --format=just-symbols - | FileCheck %s
+; RUN: %lld -dylib -arch arm64 --tail-merge-strings -order_file %t/orderfile.txt %t/a.o -o - | llvm-nm --numeric-sort --format=just-symbols - | FileCheck %s --check-prefix=MERGED
 
 ; CHECK: _str2
 ; CHECK: _str1