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Only assign metatable to clone if __metatable is undefined

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ccuser44 2025-01-02 15:25:09 +02:00 • committed by GitHub
parent 489e79192a
commit bb14db9d91
Signed by: DevComp
GPG key ID: B5690EEEBB952194
1 changed files with 3 additions and 1 deletions
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4
VM/src/ltable.cpp
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@ -797,7 +797,6 @@ Table* luaH_clone(lua_State* L, Table* tt)
{
Table* t = luaM_newgco(L, Table, sizeof(Table), L->activememcat);
luaC_init(L, t, LUA_TTABLE);
t->metatable = tt->metatable;
t->tmcache = tt->tmcache;
t->array = NULL;
t->sizearray = 0;
@ -808,6 +807,9 @@ Table* luaH_clone(lua_State* L, Table* tt)
t->node = cast_to(LuaNode*, dummynode);
t->lastfree = 0;
if (!luaL_getmetafield(L, 1, "__metatable"))
t->metatable = tt->metatable;
if (tt->sizearray)
{
t->array = luaM_newarray(L, tt->sizearray, TValue, t->memcat);