From 87167afe3f87d9ed90662d726a90468f7d9ca461 Mon Sep 17 00:00:00 2001
From: Yifan Hong <elsk@google.com>
Date: Wed, 5 Jul 2017 16:39:51 -0700
Subject: [PATCH] Log errors on android.os.VintfObject.verify()

Test: pass
Bug: 63290683
Change-Id: I7ddc355024359e31aca4bbdf18f42075f72ddd5a
---
 core/jni/android_os_VintfObject.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/jni/android_os_VintfObject.cpp b/core/jni/android_os_VintfObject.cpp
index fa9379ee20750..8b4cc91565b64 100644
--- a/core/jni/android_os_VintfObject.cpp
+++ b/core/jni/android_os_VintfObject.cpp
@@ -102,7 +102,10 @@ static jint android_os_VintfObject_verify(JNIEnv* env, jclass, jobjectArray pack
         cPackageInfo[i] = cString;
         env->ReleaseStringUTFChars(element, cString);
     }
-    int32_t status = VintfObject::CheckCompatibility(cPackageInfo);
+    std::string error;
+    int32_t status = VintfObject::CheckCompatibility(cPackageInfo, &error);
+    if (status)
+        LOG(WARNING) << "VintfObject.verify() returns " << status << ": " << error;
     return status;
 }