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-rw-r--r--deps/lua/src/lvm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/deps/lua/src/lvm.c b/deps/lua/src/lvm.c
index e0a0cd852..5cd313b5e 100644
--- a/deps/lua/src/lvm.c
+++ b/deps/lua/src/lvm.c
@@ -138,6 +138,8 @@ void luaV_settable (lua_State *L, const TValue *t, TValue *key, StkId val) {
const TValue *tm;
if (ttistable(t)) { /* `t' is a table? */
Table *h = hvalue(t);
+ if (h->readonly)
+ luaG_runerror(L, "Attempt to modify a readonly table");
TValue *oldval = luaH_set(L, h, key); /* do a primitive set */
if (!ttisnil(oldval) || /* result is no nil? */
(tm = fasttm(L, h->metatable, TM_NEWINDEX)) == NULL) { /* or no TM? */