From 3c0d3c6fbeea18f257102c62a01b036c7a5c5161 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 19 Jul 2019 13:14:06 -0300
Subject: Avoid using addresses of static variables as unique keys

The addresses of static variables may be different for different
instances of Lua, making these instances incompatible if they use
these addresses as unique keys in the registry (or other tables).
---
 testes/db.lua | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'testes')

diff --git a/testes/db.lua b/testes/db.lua
index 3d94f776..a64a1130 100644
--- a/testes/db.lua
+++ b/testes/db.lua
@@ -255,6 +255,10 @@ do   -- test hook presence in debug info
 end
 
 
+-- hook table has weak keys
+assert(getmetatable(debug.getregistry()._HOOKKEY).__mode == 'k')
+
+
 a = {}; L = nil
 local glob = 1
 local oldglob = glob
-- 
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