From 38d36e44927d56f45042fb5e11a342a3a7dd5daa Mon Sep 17 00:00:00 2001
From: Steven Moreland <smoreland@google.com>
Date: Fri, 26 Apr 2024 21:08:48 +0000
Subject: [PATCH] libutils: T* is a trivial type

Avoid calling constructors/destructors for
each element, when we have Vector<T*>. These
are used in libbinder and elsewhere.

std::vector is still faster but uses more mem.

Bugs: me
Test: boot && binderLibTest
Change-Id: Id1239daddd018f8eee5480d1cb6dd25d6f4df808
---
 libutils/binder/include/utils/TypeHelpers.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libutils/binder/include/utils/TypeHelpers.h b/libutils/binder/include/utils/TypeHelpers.h
index 1554f52ee..21d9b3db1 100644
--- a/libutils/binder/include/utils/TypeHelpers.h
+++ b/libutils/binder/include/utils/TypeHelpers.h
@@ -109,6 +109,11 @@ ANDROID_BASIC_TYPES_TRAITS( unsigned long long )
 ANDROID_BASIC_TYPES_TRAITS( float )
 ANDROID_BASIC_TYPES_TRAITS( double )
 
+template<typename T> struct trait_trivial_ctor<T*>   { enum { value = true }; };
+template<typename T> struct trait_trivial_dtor<T*>   { enum { value = true }; };
+template<typename T> struct trait_trivial_copy<T*>   { enum { value = true }; };
+template<typename T> struct trait_trivial_move<T*>   { enum { value = true }; };
+
 // ---------------------------------------------------------------------------