diff --git a/tools/libclang/Makefile b/tools/libclang/Makefile
index f33f345..776170d 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)
+       LLVMLibsOptions += -Wl,-object_path_lto -Wl,$(TempFile) -Wl,-mllvm,-disable-fp-elim
     endif
 endif