Update LLVM prebuilts for rebase to r212749.

Change-Id: I4ab2a7671522d6d8c52e9ade72591f189f5a1670
diff --git a/renderscript/clang-include/x86intrin.h b/renderscript/clang-include/x86intrin.h
index be9e71d..21a43da 100644
--- a/renderscript/clang-include/x86intrin.h
+++ b/renderscript/clang-include/x86intrin.h
@@ -76,6 +76,6 @@
 #include <f16cintrin.h>
 #endif
 
-// FIXME: LWP
+/* FIXME: LWP */
 
 #endif /* __X86INTRIN_H */