[PATCH] D28751: [ThinLTO] Add a recursive step in Metadata lazy-loading

[Mehdi AMINI via Phabricator via llvm-commits]

mehdi_amini added a comment.

Note that I gave the timing for the *full* link, if I focus on the time spent in "materializeMetadata()" is goes from 215s to 37s, almost a 6x improvement.


https://reviews.llvm.org/D28751