[PATCH] D95490: Support: Extract fs::resize_file_before_mapping_readwrite from FileOutputBuffer

[Duncan P. N. Exon Smith via Phabricator via llvm-commits]

dexonsmith added a comment.

Note that I have no way of testing this myself on Windows; I'll be checking https://buildkite.com/llvm-project/premerge-checks/builds/23492.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D95490/new/

https://reviews.llvm.org/D95490