Update ARM/x86 prebuilts for LLVM 3.5.

Change-Id: I0551f0b3fa65c88271d5b5ad78f33e78ea4d55be
diff --git a/renderscript/clang-include/stdarg.h b/renderscript/clang-include/stdarg.h
index 2957bf0..6110a06 100644
--- a/renderscript/clang-include/stdarg.h
+++ b/renderscript/clang-include/stdarg.h
@@ -39,7 +39,7 @@
  */
 #define __va_copy(d,s) __builtin_va_copy(d,s)
 
-#if __STDC_VERSION__ >= 199900L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__)
+#if __STDC_VERSION__ >= 199901L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__)
 #define va_copy(dest, src)  __builtin_va_copy(dest, src)
 #endif