Source

aotus / external / lua-5.2.2 / src / llex.c

Diff from to

external/lua-5.2.2/src/llex.c

     setbvalue(o, 1);  /* t[string] = true */
     luaC_checkGC(L);
   }
+  else {  /* string already present */
+    ts = rawtsvalue(keyfromval(o));  /* re-use value previously stored */
+  }
   L->top--;  /* remove string from stack */
   return ts;
 }