[all-commits] [llvm/llvm-project] b0492d: Support: Avoid SmallVector::set_size() in Unix code

[Duncan P. N. Exon Smith via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b0492d92adc53ca2b6a6bae16f4fae85e5396ff2
      https://github.com/llvm/llvm-project/commit/b0492d92adc53ca2b6a6bae16f4fae85e5396ff2
  Author: Duncan P. N. Exon Smith <dexonsmith at apple.com>
  Date:   2022-01-11 (Tue, 11 Jan 2022)

  Changed paths:
    M llvm/lib/Support/Unix/Path.inc

  Log Message:
  -----------
  Support: Avoid SmallVector::set_size() in Unix code

Replace a `reserve()`/`set_size()` pair with `resize_for_overwrite()`
and `truncate()`. The out parameter also needs a `clear()` call on the
error path.

Differential Revision: https://reviews.llvm.org/D115389