From 8beb3294392252894c4173c01ab1f565fcd10b0f Mon Sep 17 00:00:00 2001
From: Shuzhen Wang <shuzhenwang@google.com>
Date: Wed, 15 Mar 2017 16:52:53 -0700
Subject: [PATCH] BoardConfig: Set up WITH_DEXPREOPT/DEX_PREOPT_DEFAULT

Without it, the prebuilt jar file could be empty.

Test: Compile and make sure jar file is valid.
Bug: 36279497
Change-Id: I136bdbdf283977888b128797f328594c751669c0
---
 BoardConfig.mk | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/BoardConfig.mk b/BoardConfig.mk
index 0d12c3ae..c3bc0c3d 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -67,6 +67,18 @@ QCOM_BOARD_PLATFORMS += msm8998
 BOARD_HAVE_BLUETOOTH_QCOM := true
 BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR := device/google/wahoo/bluetooth
 
+# Enable dex pre-opt to speed up initial boot
+ifeq ($(HOST_OS),linux)
+  ifeq ($(WITH_DEXPREOPT),)
+    WITH_DEXPREOPT := true
+    WITH_DEXPREOPT_PIC := true
+    ifneq ($(TARGET_BUILD_VARIANT),user)
+      # Retain classes.dex in APK's for non-user builds
+      DEX_PREOPT_DEFAULT := nostripping
+    endif
+  endif
+endif
+
 # Camera
 TARGET_USES_AOSP := true
 BOARD_QTI_CAMERA_32BIT_ONLY := true