Fixed "attempt to concat a [rope|substring] value"

MCJack123 · Oct 29, 2021 · 0a4bfb8 · 0a4bfb8
1 parent 8c1d549
commit 0a4bfb8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/ldebug.c b/src/ldebug.c
@@ -596,7 +596,7 @@ void luaG_typeerror (lua_State *L, const TValue *o, const char *op) {
 
 
 void luaG_concaterror (lua_State *L, StkId p1, StkId p2) {
-  if (ttisstring(p1) || ttisnumber(p1)) p1 = p2;
+  if (ttisstring(p1) || ttisnumber(p1) || ttisrope(p1) || ttissubstr(p1)) p1 = p2;
   lua_assert(!ttisstring(p1) && !ttisnumber(p1));
   luaG_typeerror(L, p1, "concatenate");
 }