[PATCH] D42897: MSan : Adding mmap W|X flag usage optional detection

[David CARLIER via Phabricator via llvm-commits]

devnexen created this revision.
devnexen added reviewers: samsonov, vitalybuka, krytarowski.
devnexen created this object with visibility "All Users".
devnexen created this object with edit policy "Administrators".
Herald added subscribers: Sanitizers, llvm-commits, kubamracek.

Detecting pages both writable and executable via the mmap interceptor but making it optional via a new MSAN_OPTIONS flag.


Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D42897

Files:
  lib/msan/msan.h
  lib/msan/msan_flags.inc
  lib/msan/msan_interceptors.cc
  lib/msan/msan_report.cc
  lib/sanitizer_common/sanitizer_platform_limits_posix.cc
  lib/sanitizer_common/sanitizer_platform_limits_posix.h
  test/msan/mmap_prot_write_exec.cc

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