[PATCH] D31457: [asan] Add strndup/__strndup interceptors if targeting linux.

[pierre gousseau via Phabricator via llvm-commits]

pgousseau updated this revision to Diff 97107.
pgousseau added a comment.

Thanks Eugeny for the comments,

I have made the requested changes:

- call COPY_STRING regardless of intercept_strndup
- modified msan test to check poisoning is preserved
- Moved common implementation into COMMON_INTERCEPTOR_STRNDUP_IMPL
- Use internal_memcpy


https://reviews.llvm.org/D31457

Files:
  lib/asan/asan_flags.cc
  lib/asan/tests/asan_str_test.cc
  lib/msan/msan_interceptors.cc
  lib/msan/tests/msan_test.cc
  lib/sanitizer_common/sanitizer_common_interceptors.inc
  lib/sanitizer_common/sanitizer_flags.inc
  lib/sanitizer_common/sanitizer_platform_interceptors.h
  lib/sanitizer_common/tests/sanitizer_test_utils.h
  test/asan/TestCases/Posix/strndup_oob_test.cc
  test/msan/strndup.cc

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