diff --git a/Makefile.rules b/Makefile.rules
index ddf4d33d2f8..a52bb8029dc 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -645,8 +645,7 @@ else
     LD.Flags += $(RPATH) -Wl,@executable_path/../lib
   endif
   ifeq ($(RC_BUILDIT),YES)
-    ObjDir   := $(shell mkdir -p ${OBJROOT}/dSYMs)
-    TempFile := $(shell mktemp ${ObjDir}/llvm-lto.XXXXXX)
+    TempFile := $(shell mktemp ${OBJROOT}/llvm-lto.XXXXXX)
     LD.Flags += -Wl,-object_path_lto -Wl,$(TempFile)
   endif
 endif
diff --git a/runtime/libprofile/Makefile b/runtime/libprofile/Makefile
index e9b220cf2ff..1ea08953387 100644
--- a/runtime/libprofile/Makefile
+++ b/runtime/libprofile/Makefile
@@ -51,8 +51,7 @@ ifeq ($(HOST_OS),Darwin)
 
     # If we're doing an Apple-style build, add the LTO object path.
     ifeq ($(RC_BUILDIT),YES)
-       ObjDir             := $(shell mkdir -p ${OBJROOT}/dSYMs)
-       TempFile           := $(shell mktemp ${ObjDir}/profile_rt-lto.XXXXXX)
+       TempFile            = $(shell mktemp ${OBJROOT}/profile_rt-lto.XXXXXX)
        LLVMLibsOptions    := $(LLVMLibsOptions) \
                              -Wl,-object_path_lto -Wl,$(TempFile)
     endif
diff --git a/tools/lto/Makefile b/tools/lto/Makefile
index 4a468dedf59..3e7621f6dbf 100644
--- a/tools/lto/Makefile
+++ b/tools/lto/Makefile
@@ -52,8 +52,7 @@ ifeq ($(HOST_OS),Darwin)
 
     # If we're doing an Apple-style build, add the LTO object path.
     ifeq ($(RC_BUILDIT),YES)
-       ObjDir             := $(shell mkdir -p ${OBJROOT}/dSYMs)
-       TempFile           := $(shell mktemp ${ObjDir}/llvm-lto.XXXXXX)
+       TempFile            = $(shell mktemp ${OBJROOT}/llvm-lto.XXXXXX)
        LLVMLibsOptions    := $(LLVMLibsOptions) \
                              -Wl,-object_path_lto -Wl,$(TempFile)
     endif