[PATCH] D42541: [DeadArgumentElimination] Preserve llvm.dbg.values's first argument

[Adrian Prantl via Phabricator via llvm-commits]

aprantl added a comment.

A simpler fix could be to compare the DISubprogram attachment instead of the functions themselves and call it getLocalFunctionMetadata() or something.


https://reviews.llvm.org/D42541