diff --git a/libs/binder/MemoryDealer.cpp b/libs/binder/MemoryDealer.cpp
index ebf91f9..b46b3e8 100644
--- a/libs/binder/MemoryDealer.cpp
+++ b/libs/binder/MemoryDealer.cpp
@@ -387,7 +387,7 @@
     while (cur) {
         if (cur->start == start) {
             LOG_FATAL_IF(cur->free,
-                "block at offset 0x%08lX of size 0x%08lX already freed",
+                "block at offset 0x%08lX of size 0x%08X already freed",
                 cur->start*kMemoryAlign, cur->size*kMemoryAlign);
 
             // merge freed blocks together
@@ -411,7 +411,7 @@
                 }
             #endif
             LOG_FATAL_IF(!freed->free,
-                "freed block at offset 0x%08lX of size 0x%08lX is not free!",
+                "freed block at offset 0x%08lX of size 0x%08X is not free!",
                 freed->start * kMemoryAlign, freed->size * kMemoryAlign);
 
             return freed;
diff --git a/libs/binder/ndk/Android.bp b/libs/binder/ndk/Android.bp
index b37db43..4fd0657 100644
--- a/libs/binder/ndk/Android.bp
+++ b/libs/binder/ndk/Android.bp
@@ -36,6 +36,7 @@
     host_supported: true,
 
     export_include_dirs: [
+        "include_cpp",
         "include_ndk",
         "include_platform",
     ],
@@ -101,6 +102,17 @@
     license: "NOTICE",
 }
 
+// TODO(b/160624671): package with the aidl compiler
+ndk_headers {
+    name: "libbinder_ndk_helper_headers",
+    from: "include_cpp/android",
+    to: "android",
+    srcs: [
+        "include_cpp/android/*.h",
+    ],
+    license: "NOTICE",
+}
+
 ndk_library {
     name: "libbinder_ndk",
     symbol_file: "libbinder_ndk.map.txt",
@@ -111,6 +123,7 @@
     name: "libbinder_ndk",
     symbol_file: "libbinder_ndk.map.txt",
     export_include_dirs: [
+        "include_cpp",
         "include_ndk",
         "include_platform",
     ],
diff --git a/libs/binder/ndk/ibinder.cpp b/libs/binder/ndk/ibinder.cpp
index 649faa1..743ef89 100644
--- a/libs/binder/ndk/ibinder.cpp
+++ b/libs/binder/ndk/ibinder.cpp
@@ -99,8 +99,14 @@
 
     String8 descriptor(getBinder()->getInterfaceDescriptor());
     if (descriptor != newDescriptor) {
-        LOG(ERROR) << __func__ << ": Expecting binder to have class '" << newDescriptor.c_str()
-                   << "' but descriptor is actually '" << descriptor.c_str() << "'.";
+        if (getBinder()->isBinderAlive()) {
+            LOG(ERROR) << __func__ << ": Expecting binder to have class '" << newDescriptor.c_str()
+                       << "' but descriptor is actually '" << descriptor.c_str() << "'.";
+        } else {
+            // b/155793159
+            LOG(ERROR) << __func__ << ": Cannot associate class '" << newDescriptor.c_str()
+                       << "' to dead binder.";
+        }
         return false;
     }
 
diff --git a/libs/binder/ndk/include_ndk/android/binder_auto_utils.h b/libs/binder/ndk/include_cpp/android/binder_auto_utils.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_auto_utils.h
rename to libs/binder/ndk/include_cpp/android/binder_auto_utils.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_enums.h b/libs/binder/ndk/include_cpp/android/binder_enums.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_enums.h
rename to libs/binder/ndk/include_cpp/android/binder_enums.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_interface_utils.h b/libs/binder/ndk/include_cpp/android/binder_interface_utils.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_interface_utils.h
rename to libs/binder/ndk/include_cpp/android/binder_interface_utils.h
diff --git a/libs/binder/ndk/include_ndk/android/binder_parcel_utils.h b/libs/binder/ndk/include_cpp/android/binder_parcel_utils.h
similarity index 100%
rename from libs/binder/ndk/include_ndk/android/binder_parcel_utils.h
rename to libs/binder/ndk/include_cpp/android/binder_parcel_utils.h