string literal copy error after making it empty

[levovix0]

Description

var a = (s: "a")
var b = "a"
a.s.setLen 0
b = a.s
assert b == ""

Nim Version

Nim Compiler Version 2.0.8 [Linux: amd64]
Compiled at 2024-07-03
Copyright (c) 2006-2023 by Andreas Rumpf

git hash: 5935c3b
active boot switches: -d:release

Current Output

assertion error

Expected Output

nothing

Known Workarounds

No response

Additional Information

No response