[PATCH] D111706: [lld-macho] Use StringRef's hash code as keys of loadedArchives

[Vy Nguyen via Phabricator via llvm-commits]

oontvoo added a comment.

> .... and if the StringRef instance's actual string data is released, such lookup will return false even though the value is still present in the map ....

Hmmm, do we have a use-after-free bug somewhere? 
IUC, all the StringRef should have their data "saved" in the saver and none of it should get freed while we're still linking

Could you add a test to reproduce this?


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  https://reviews.llvm.org/D111706/new/

https://reviews.llvm.org/D111706