From 3bb32503d47be30e5083acd1fe1bd6e74fd64697 Mon Sep 17 00:00:00 2001
From: David Srbecky <dsrbecky@google.com>
Date: Tue, 23 Jan 2018 17:57:24 +0000
Subject: [PATCH] Add dalvik.vm.minidebuginfo property for ART

The property enables generation of mini-debug-info for JIT.

Change-Id: I1cfce8b1b463d9e45bbe823c285c1639653bb1b5
---
 core/jni/AndroidRuntime.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index 35ab56a1a4565..d7f725d03edfc 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -969,6 +969,12 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
         addOption("--generate-debug-info");
     }
 
+    // The mini-debug-info makes it possible to backtrace through JIT code.
+    if (property_get_bool("dalvik.vm.minidebuginfo", 0)) {
+        addOption("-Xcompiler-option");
+        addOption("--generate-mini-debug-info");
+    }
+
     /*
      * Retrieve the build fingerprint and provide it to the runtime. That way, ANR dumps will
      * contain the fingerprint and can be parsed.