tree 53b3ee351af91de5bcb2e6cbbb5aa3ef08584d9a
parent 18b403804dc8a18693c604f45565a65518536b50
author Dominic Chen <daming_chen@apple.com> 1670635358 -0800
committer Copybara-Service <copybara-worker@google.com> 1670890558 -0800

[scudo] Optimize scudo test string allocation

When the underlying vector becomes full, it resizes, remaps, and then copies over the old data. To avoid thes excess allocations, allow reservation from the backing vector.

Differential Revision: https://reviews.llvm.org/D135119

GitOrigin-RevId: 119f977d9e3f8af9f5ac54270e828e354452f903
Change-Id: I33e6d3008cd19c5b0410703b7319e5b12d14fe8e