fixes #18565 (#18593)

* fixes #18565

tests/arc/tkeys_lent.nim

@@ -0,0 +1,17 @@
+discard """
+  output: '''{"string": 2}'''
+  cmd: "nim c --gc:orc $file"
+"""
+
+import tables
+
+proc use(x: int) = echo x
+
+proc main =
+  var tab = {"string": 1}.toTable
+  for keyAAA in tab.keys():
+    template alias(): untyped = tab[keyAAA]
+    alias() = 2
+  echo tab
+
+main()

tests/stdlib/tgetfileinfo.nim

@@ -1,5 +1,6 @@
 discard """
   output: "pcDir\npcFile\npcLinkToDir\npcLinkToFile\n"
+  joinable: false
 """
 
 import os, strutils

tests/stdlib/tos.nim

@@ -22,6 +22,7 @@ __really_obscure_dir_name/test
 Raises
 Raises
 '''
+  joinable: false
 """
 # test os path creation, iteration, and deletion