update thinlto-mangled.ll

Author: DataCorrupted

lld/test/COFF/thinlto-mangled.ll

@@ -1,7 +1,8 @@
 ; REQUIRES: x86
+; RUN: mkdir -p %t.dir
 ; RUN: opt -thinlto-bc %s -o %t.obj
-; RUN: opt -thinlto-bc %S/Inputs/thinlto-mangled-qux.ll -o thinlto-mangled-qux.obj
-; RUN: lld-link -out:%t.exe -entry:main %t.obj thinlto-mangled-qux.obj
+; RUN: opt -thinlto-bc %S/Inputs/thinlto-mangled-qux.ll -o %t.dir/thinlto-mangled-qux.obj
+; RUN: lld-link -out:%t.exe -entry:main %t.obj %t.dir/thinlto-mangled-qux.obj
 
 target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-pc-windows-msvc19.0.24215"