Remove redundant flag.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@180968 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/Makefile b/tools/libclang/Makefile
index 776170d..f33f345 100644
--- a/tools/libclang/Makefile
+++ b/tools/libclang/Makefile
@@ -59,6 +59,6 @@
     # If we're doing an Apple-style build, add the LTO object path.
     ifeq ($(RC_XBS),YES)
        TempFile        := $(shell mkdir -p ${OBJROOT}/dSYMs ; mktemp ${OBJROOT}/dSYMs/clang-lto.XXXXXX)
-       LLVMLibsOptions += -Wl,-object_path_lto -Wl,$(TempFile) -Wl,-mllvm,-disable-fp-elim
+       LLVMLibsOptions += -Wl,-object_path_lto -Wl,$(TempFile)
     endif
 endif