Pass -m32 or -m64 to llvm-rs-cc when reflecting C++.

bug 17417839

Change-Id: Iea4aede874f751ac732c3e3ae7a11e18613edcf5
diff --git a/core/binary.mk b/core/binary.mk
index 8ab63e4..17571ed 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -409,6 +409,10 @@
 renderscript_flags := -Wall -Werror
 renderscript_flags += $(LOCAL_RENDERSCRIPT_FLAGS)
 
+
+renderscript_flags += -m$(if $($(LOCAL_2ND_ARCH_VAR_PREFIX)$(my_prefix)IS_64_BIT),64,32)
+
+
 renderscript_includes := \
     $(TOPDIR)external/clang/lib/Headers \
     $(TOPDIR)frameworks/rs/scriptc \