[glib: 2/4] Optional optimization for `g_int64_hash`

[Marco Trevisan <marcotrevi src gnome org>]

commit c1af4b2b886bd77d6d8857cf3f677edbc0d34a61
Author: wszqkzqk <wszqkzqk qq com>
Date:   Sat Oct 1 08:37:31 2022 +0800

    Optional optimization for `g_int64_hash`

 glib/ghash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/glib/ghash.c b/glib/ghash.c
index fc15428a83..6c95142074 100644
--- a/glib/ghash.c
+++ b/glib/ghash.c
@@ -2490,7 +2490,7 @@ g_int64_equal (gconstpointer v1,
 guint
 g_int64_hash (gconstpointer v)
 {
-  return (guint) *(const gint64*) v;
+  return (guint) ((const guint) (*(guint64 *) v >> 32)) ^ (*(const guint *) v);
 }
 
 /**