From: Eunki Hong <eunkiki.hong@samsung.com>
Date: Sun, 7 Jan 2024 00:50:10 +0000 (+0900)
Subject: Fix miss implementation of hash salt
X-Git-Tag: dali_2.3.6~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9a527c5307b01e81d80ec8e11c18c474afdd23ca;p=platform%2Fcore%2Fuifw%2Fdali-adaptor.git

Fix miss implementation of hash salt

sizeof(T) return as byte. But previous hash function use it like bit.

Change-Id: Ia4378a0bb40aca4928a127be4e2adc6db1b84e7f
Signed-off-by: Eunki Hong <eunkiki.hong@samsung.com>
---

diff --git a/dali/internal/graphics/gles-impl/gles-context.cpp b/dali/internal/graphics/gles-impl/gles-context.cpp
index dbdb318..e92b8bd 100644
--- a/dali/internal/graphics/gles-impl/gles-context.cpp
+++ b/dali/internal/graphics/gles-impl/gles-context.cpp
@@ -63,10 +63,10 @@ struct Context::Impl
       // Make unordered hash value by location.
       // Note : This hash function varified for locations only under < 20.
       std::size_t salt = attr.location + 1;
-      hash += salt << (sizeof(std::size_t) * 3 / 4);
+      hash += salt << (sizeof(std::size_t) * 6);
       salt *= salt;
       salt ^= attr.location;
-      hash += salt << (sizeof(std::size_t) / 2);
+      hash += salt << (sizeof(std::size_t) * 4);
       salt *= salt;
       hash += salt;
     }