[all-commits] [llvm/llvm-project] f7c283: [HWASan] Leave pointer tagged when calling memmove.

[Matt Morehouse via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f7c28332de71e55f1ab1b0fef72d598e427db3c3
      https://github.com/llvm/llvm-project/commit/f7c28332de71e55f1ab1b0fef72d598e427db3c3
  Author: Matt Morehouse <mascasa at google.com>
  Date:   2022-01-28 (Fri, 28 Jan 2022)

  Changed paths:
    M compiler-rt/lib/hwasan/hwasan_memintrinsics.cpp
    A compiler-rt/test/hwasan/TestCases/custom-memmove.c

  Log Message:
  -----------
  [HWASan] Leave pointer tagged when calling memmove.

Fixes a false positive that occurs when a user-implemented memmove is
instrumented by HWASan.

Reviewed By: vitalybuka

Differential Revision: https://reviews.llvm.org/D118180